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Health Conditions

Find information on various health conditions affecting people of all ages. This category covers causes, symptoms, diagnosis, and management options for physical illnesses and chronic diseases. Get insights to help you understand different health challenges and make informed decisions about your wellbeing.

Smiling baby with short limbs sitting in a car seat

Symptoms of Dwarfism

Dwarfism, Health Conditions /

Symptoms of Dwarfism The symptoms of dwarfism depend on whether the condition is proportionate or disproportionate, and on the specific underlying cause. However, the most common symptom is significantly shorter stature compared to age-matched peers. People with dwarfism often have distinct body proportions, medical challenges, or physical traits that become apparent in early childhood. In disproportionate dwarfism, such as achondroplasia, the torso is typically of average size while the limbs are shorter than usual. The head may appear larger, and the forehead may be prominent. The bridge of the nose may be flatter, and the fingers can be short and wide, often with a gap between the middle and ring fingers (sometimes called a “trident hand”). These physical signs usually become more noticeable as the child grows. Proportionate dwarfism involves a generalised slowing of growth, where the entire body is small but remains in proportion. It is often caused by hormonal conditions, such as growth hormone deficiency. In these cases, infants may have a normal appearance at birth but begin to fall behind in growth charts during infancy or early childhood. Other possible symptoms include delayed puberty, slow muscle development, and fatigue. Skeletal dwarfism may include complications such as bowed legs, spinal curvature (kyphosis or lordosis), joint stiffness, and limited mobility. Some children experience frequent ear infections due to narrow ear canals, and vision problems can also occur. Adults with certain forms of dwarfism may face issues like arthritis, back pain, or breathing difficulties due to a smaller chest cavity. Not all symptoms are physical. Social and emotional challenges can emerge due to teasing, stigma, or accessibility issues. People with dwarfism often face discrimination, particularly in settings that lack awareness or accommodation. Psychological support and inclusive environments are important for healthy self-esteem and emotional development. In South Africa, identifying these symptoms early may depend on access to paediatric services, growth monitoring, and diagnostic imaging. In communities where growth charts are not routinely used, the signs of dwarfism may be missed until later stages. Education for health workers and parents is essential to ensure early recognition and appropriate referral to specialists. Symptoms of Dwarfism Despite the challenges, many people with dwarfism do not see their condition as a limitation. Early diagnosis and supportive care, including physiotherapy, orthopaedic management, and educational access, make a significant difference in development and independence. Recognising the symptoms of dwarfism enables families and professionals to respond with appropriate medical care, support, and long-term planning. With early intervention and understanding, individuals with dwarfism can lead successful, self-directed lives. [Next: Diagnosis of Dwarfism →]

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Child with short stature sitting at a table with parents and a doctor

Diagnosis of Dwarfism

Dwarfism, Health Conditions /

Diagnosis of Dwarfism The diagnosis of dwarfism often begins with noticing that a child is significantly shorter than expected for their age. Paediatricians typically monitor a child’s growth on standardised growth charts. If height and weight consistently fall below the third percentile, or if growth slows noticeably over time, further investigation is warranted. In most cases, the initial signs of dwarfism appear during infancy or early childhood. A thorough physical examination provides clues to the type of dwarfism. Disproportionate body features—such as shorter arms and legs with a normal-sized torso—may suggest skeletal dysplasia, like achondroplasia. In contrast, proportionate dwarfism results in overall small stature with no significant difference between limb and trunk lengths. The presence of facial features, joint problems, or spinal curvature also helps guide diagnosis. Doctors will usually start with a full family and medical history. Knowing whether parents or siblings have short stature helps determine if the child’s growth pattern is familial or potentially pathological. A review of birth history, developmental milestones, and any previous illnesses also forms part of the diagnostic process. Imaging Tests To confirm the diagnosis of dwarfism, imaging tests such as X-rays are often ordered. These help assess bone shape and growth plate development. In skeletal dysplasias, characteristic changes in bone structure are typically visible. For suspected hormonal causes—like growth hormone deficiency—blood tests and a growth hormone stimulation test may be used to evaluate hormone levels. Genetic testing plays a vital role in identifying the specific cause. For conditions like achondroplasia, a mutation in the FGFR3 gene is commonly detected. Genetic counselling is recommended for families when a heritable condition is diagnosed, especially if they are considering future pregnancies. In South Africa, the availability of advanced diagnostic tools such as genetic testing or growth hormone assays can be limited, especially in rural clinics. Referral to paediatric endocrinologists or genetic specialists may be delayed. However, increasing awareness among healthcare providers and the expansion of tertiary services in major cities is improving early diagnosis. Diagnosis of Dwarfism Prenatal diagnosis is possible in some cases. Ultrasound scans can detect short limb length or other skeletal abnormalities from the second trimester onwards. In families with a known genetic condition, tests like amniocentesis or chorionic villus sampling can confirm the diagnosis during pregnancy. An early diagnosis of dwarfism allows for timely intervention, education planning, and appropriate medical management. It also helps families adjust, access support networks, and understand what to expect. The goal is not only to treat medical issues but also to foster healthy development and long-term well-being. [Next: Treatment of Dwarfism →]

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Child with short stature sitting at a table with parents and a doctor

Treatment of Dwarfism

Dwarfism, Health Conditions /

Treatment of Dwarfism The treatment of dwarfism focuses on managing associated health issues, promoting development, and supporting independence. While there is no cure for most forms of dwarfism, early intervention, proper medical care, and social support can significantly improve quality of life. Treatment plans vary depending on whether the dwarfism is caused by a skeletal condition or a hormonal deficiency. In cases of growth hormone deficiency—one of the causes of proportionate dwarfism—growth hormone therapy may be effective. Administered as daily injections, this treatment can help stimulate growth and increase final adult height. Success depends on early diagnosis and consistent monitoring, often under the supervision of a paediatric endocrinologist. However, growth hormone is not effective in skeletal dysplasias like achondroplasia. For disproportionate forms of dwarfism, the focus shifts to managing physical complications. Orthopaedic care is often required to address spinal curvature, bowed legs, joint pain, and limited mobility. Some children may need surgery to correct bone alignment, relieve pressure on the spinal cord, or straighten the legs. Physiotherapy helps improve strength, posture, and flexibility. Supportive therapies are also part of the treatment of dwarfism. Occupational therapy can assist with fine motor skills and adaptive techniques for daily tasks. Speech and language therapy may be needed, especially for children with hearing loss or delayed language development. Assistive devices such as customised furniture, step stools, or adapted vehicles can help individuals with short stature maintain independence at home, school, and work. Ensuring that children have equal access to education through inclusive classrooms and disability accommodations is essential. Surgery to lengthen the limbs is available but controversial. Limb-lengthening involves breaking bones and slowly extending them with external fixators. While it can significantly increase height, the process is painful, lengthy, and carries risks of complications. It is not widely recommended and remains a deeply personal choice for those who consider it. In South Africa, access to multidisciplinary care may vary. Urban centres offer better availability of specialists and therapies, while rural areas often face shortages. NGOs and advocacy groups play a crucial role in filling these gaps by providing support, equipment, and community outreach. Treatment of Dwarfism Mental and emotional support is another vital component. Children with dwarfism may face bullying, exclusion, or self-esteem challenges. Psychological counselling and participation in support groups help build confidence and resilience. Ultimately, the goal of treatment of dwarfism is to empower individuals to lead full, independent lives. With the right combination of healthcare, therapy, education, and community support, people with dwarfism can thrive in all aspects of life. [Next: Complications of Dwarfism →]

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Woman with dwarfism and man in wheelchair talking in a modern building

Complications of Dwarfism

Dwarfism, Health Conditions /

Complications of Dwarfism The complications of dwarfism vary depending on the underlying cause, but many individuals face health, physical, and social challenges throughout their lives. Early diagnosis and ongoing care can help manage these complications and reduce their long-term impact. One of the most common physical complications in disproportionate dwarfism, such as achondroplasia, is spinal stenosis. This narrowing of the spinal canal can compress the spinal cord, leading to pain, weakness, or difficulty walking. In severe cases, surgery may be needed to relieve pressure and restore mobility. Kyphosis (curved upper back) and lordosis (swayback) are also common and may require physical therapy or bracing. Joint pain and arthritis often appear earlier in life for people with dwarfism. The uneven stress on joints can lead to discomfort, reduced mobility, and the need for orthopaedic interventions. Bowed legs and hip abnormalities may require corrective surgery, particularly in growing children. Ear infections are another frequent issue. The structure of the Eustachian tubes in people with achondroplasia often leads to fluid build-up and recurrent infections. If untreated, this can result in hearing loss, which in turn can delay speech and language development. Regular hearing tests and ENT assessments are essential. Breathing issues Breathing issues, particularly sleep apnoea, can also occur due to a smaller airway and facial structure. Sleep studies may be recommended to diagnose and manage this condition, especially if snoring, fatigue, or interrupted breathing are present. In proportionate dwarfism, such as growth hormone deficiency, complications may include delayed puberty, fatigue, and reduced bone density. Without proper hormone management, long-term growth and development can be significantly affected. Beyond physical concerns, people with dwarfism may face social and psychological complications. These include bullying, discrimination, and barriers to employment or education. Lack of accessibility in buildings, transportation, or public spaces can further isolate individuals and reduce their independence. Emotional challenges like anxiety, depression, or low self-esteem may arise if support systems are lacking. Complications of Dwarfism In South Africa, navigating public spaces can be especially difficult for individuals with dwarfism, as many facilities are not adapted for short stature. This includes counters, toilets, transport systems, and classrooms. While disability rights are enshrined in the Constitution, practical implementation still falls short in many regions. Financial limitations and healthcare inequalities can also delay treatment and increase the risk of complications. Without access to physiotherapists, audiologists, and orthopaedic surgeons, many issues go unaddressed until they become severe. Understanding the complications of dwarfism helps families, caregivers, and health professionals take proactive steps. Early intervention, inclusive planning, and community education are key to reducing barriers and promoting health and well-being for people with dwarfism across all stages of life. [Next: Back to Overview →]

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Hand affected by Dupuytren’s contracture with bent finger and tightened tissue

Dupuytren’s Contracture

Dupuytren's Contracture, Health Conditions /

Dupuytren’s Contracture Dupuytren’s contracture is a progressive condition that affects the connective tissue in the palm of the hand. Over time, this condition causes the fingers—most commonly the ring and little fingers—to curl inward towards the palm. Dupuytren’s contracture develops gradually and is not usually painful, but it can significantly reduce hand function and affect a person’s ability to grip or perform everyday tasks. The condition begins with the thickening of the fascia—a layer of connective tissue under the skin of the palm. As the tissue tightens and shortens, it pulls the fingers into a bent position. People with Dupuytren’s contracture may first notice a firm lump or nodule in their palm. As the disease progresses, fibrous cords form beneath the skin, eventually drawing the fingers into a fixed, bent position. Although the exact cause is unknown, genetics play a key role. The condition is more common in individuals of Northern European descent and often runs in families. Men over the age of 50 are most frequently affected. While less common in South Africa’s black population, Dupuytren’s contracture is still diagnosed among various demographic groups and should not be overlooked in clinical assessments. Risk factors include a family history of the condition, diabetes, epilepsy, excessive alcohol use, and smoking. However, many people with no obvious risk factors still develop the condition. Contrary to popular belief, repetitive hand use or injury is not a proven cause, although such factors may worsen symptoms in some people. Dupuytren’s Contracture Early stages may not require treatment, but as the contracture worsens, intervention may be needed. If left unmanaged, severe Dupuytren’s contracture can lead to permanent hand disability, making activities like writing, shaking hands, or opening a bottle difficult or impossible. Recognising the signs early and seeking medical advice can slow progression and preserve hand function. With modern treatments and therapies, many people regain significant mobility and reduce the impact of the condition on daily life. [Next: Causes of Dupuytren’s Contracture →]

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Comparison of normal and affected hands showing signs of Dupuytren’s contracture

Causes of Dupuytren’s Contracture

Dupuytren's Contracture, Health Conditions /

Causes of Dupuytren’s Contracture The causes of Dupuytren’s contracture are not fully understood, but research shows a strong link to inherited traits. It is widely accepted that genetics play a central role, as the condition often runs in families and is more prevalent among people of Northern European descent. If a close relative has the condition, there is a higher chance of developing it. One of the main causes of Dupuytren’s contracture is believed to be genetic mutations affecting the connective tissue in the palm. These changes cause the fascia to thicken and form fibrous cords over time, leading to the contracture. While the underlying mechanisms remain under investigation, scientists believe the condition is part of a broader group of fibromatoses—disorders involving abnormal growth of connective tissue. Certain lifestyle and medical factors may increase the risk or speed up progression. These include diabetes, epilepsy, excessive alcohol consumption, and smoking. While these are not direct causes, they are consistently found in higher rates among individuals with the condition. In South Africa, where diabetes rates are rising and access to early screening may be limited in some areas, these risk factors warrant attention. Men are more likely to develop the condition than women, and symptoms typically appear after age 40. However, some younger individuals may also develop early signs, particularly if they carry a strong genetic predisposition. The condition tends to be more aggressive in younger patients, with faster progression and more severe finger involvement. Although repetitive hand movements or manual labour were once considered possible triggers, studies now suggest that they are not primary causes of Dupuytren’s contracture. However, trauma or injury to the hand may worsen symptoms or bring an existing condition to medical attention sooner. Causes of Dupuytren’s Contracture Hormonal imbalances may also play a role. Some researchers suggest that testosterone may influence disease progression, which could explain why men are more commonly affected. However, hormonal treatments are not currently used in management due to limited supporting evidence. Another factor worth noting is the use of certain medications, particularly those used to manage epilepsy. Long-term use of anticonvulsant drugs like phenytoin has been associated with higher incidence, although the relationship is still debated. Understanding the causes of Dupuytren’s contracture helps identify at-risk individuals and encourages early monitoring. While prevention may not be possible due to its genetic basis, controlling lifestyle risk factors—such as smoking and blood sugar levels—can help slow the progression or delay onset in some cases. [Next: Symptoms of Dupuytren’s Contracture →]

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Hands showing bent fingers due to Dupuytren’s contracture symptoms

Symptoms of Dupuytren’s Contracture

Dupuytren's Contracture, Health Conditions /

Symptoms of Dupuytren’s Contracture The symptoms of Dupuytren’s contracture often begin subtly and progress over time. Most people first notice a small, firm lump or nodule in the palm of the hand. Usually near the base of the ring or little finger. These early signs are usually painless, but they can feel tender when pressure is applied. As the condition worsens, the cords beneath the skin thicken and contract, pulling the fingers into a permanently bent position. One of the hallmark symptoms of Dupuytren’s contracture is the gradual loss of finger extension. In the early stages, people may simply feel tightness in the palm. Furthermore, have difficulty placing their hand flat on a table. As the disease advances, the fingers become increasingly curled, making it hard to shake hands, put on gloves, or grip objects. Typically, the ring and little fingers are affected first, but in more severe cases, the middle finger or even the thumb may become involved. The dominant hand is often affected more severely, and some individuals may develop the condition in both hands. However, the rate of progression varies significantly from one person to another. The skin over the affected area may become puckered or dimpled, resembling scar tissue. In some cases, small pits may form in the palm. Although the condition is rarely painful, some people do experience discomfort—particularly if the cords press on nerves or interfere with daily activities. Symptoms of Dupuytren’s contracture can have a significant impact on quality of life. Even simple tasks, like typing, driving, or cooking, may become difficult. The inability to fully straighten the fingers can also lead to secondary issues such as joint stiffness, muscle weakness, and frustration with lost independence. Symptoms of Dupuytren’s Contracture In South Africa, patients in remote or under-resourced communities may delay seeking help, believing the symptoms are due to ageing or hard work. This delay can lead to more advanced contractures by the time medical attention is received. Early recognition and referral to a hand specialist or orthopaedic surgeon are essential for preserving hand function. The condition progresses slowly in most cases, but some people experience rapid worsening within a few years. Monitoring the severity and extent of finger involvement helps guide treatment decisions. If hand function becomes limited, options such as steroid injections, enzyme therapy, or surgery may be considered. Recognising the early symptoms of Dupuytren’s contracture and acting promptly can slow progression and maintain independence. With proper treatment, many individuals continue to live active, productive lives. [Next: Diagnosis of Dupuytren’s Contracture →]

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Hand showing visible cords in the palm during diagnosis of Dupuytren’s contracture

Diagnosis of Dupuytren’s Contracture

Dupuytren's Contracture, Health Conditions /

Diagnosis of Dupuytren’s Contracture The diagnosis of Dupuytren’s contracture is typically made through a physical examination. No specialised tests or imaging are required in most cases. Doctors can often recognise the condition by inspecting the hand and feeling the thickened cords or nodules under the skin. A clear visual inspection, along with a simple functional test, is usually enough to confirm the presence of Dupuytren’s contracture. One of the most common diagnostic tools is the “tabletop test.” In this test, the patient is asked to lay their hand flat on a surface, such as a table. If one or more fingers cannot lie flat due to tightening of the cords in the palm, this suggests a positive result and indicates moderate to advanced Dupuytren’s contracture. While early stages may not interfere with hand function, this test helps determine when intervention may be needed. Doctors also assess the progression by checking which fingers are involved, how much movement has been lost, and whether the affected tissue is still soft or has hardened. The presence of nodules, skin dimpling, and fixed flexion deformities are noted. All of these are signs that the condition is evolving and may require further monitoring or treatment. In most cases, no X-rays, MRIs, or blood tests are necessary. However, if other hand conditions are suspected—such as arthritis, tendon injuries, or nerve entrapments—imaging may be ordered to rule them out. The diagnosis of Dupuytren’s contracture must also be distinguished from other causes of hand contractures, like trigger finger or scleroderma, which may appear similar but require different treatment. For patients with bilateral involvement (both hands), or a strong family history, the doctor may inquire about additional fibromatoses elsewhere in the body. These can include plantar fibromatosis (in the feet) or Peyronie’s disease (in men), which are sometimes linked genetically. Diagnosis of Dupuytren’s Contracture In South Africa, diagnosis is usually made by general practitioners or orthopaedic specialists. While most private clinics can offer a swift diagnosis, patients in public healthcare or rural settings may experience delays in referral or specialist access. Awareness of the condition among general health workers is therefore key to improving early diagnosis rates. Once the diagnosis of Dupuytren’s contracture is confirmed, treatment decisions depend on severity, progression, and the patient’s functional needs. Not every case requires immediate intervention. Many individuals live with mild forms of the condition without significant impact on their daily activities. Accurate and timely diagnosis is vital, as early identification allows patients to monitor changes and prepare for possible treatments. With early guidance, patients can make informed decisions and seek care before hand function becomes seriously impaired. [Next: Treatment of Dupuytren’s Contracture →]

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Treatment of Dupuytren’s Contracture with wrist X-ray examination

Treatment of Dupuytren’s Contracture

Dupuytren's Contracture, Health Conditions /

Treatment of Dupuytren’s Contracture The treatment of Dupuytren’s contracture depends on the severity of the condition and how much it affects hand function. In early stages, when the nodules are small and the fingers can still straighten fully, treatment may not be necessary. In such cases, regular monitoring and lifestyle adjustments are usually enough. However, once the fingers begin to curl and limit everyday tasks, active treatment of Dupuytren’s contracture becomes essential. One of the main goals of treatment is to restore movement and prevent further progression. Non-surgical options include steroid injections to reduce inflammation and slow tissue thickening. These are often used when the nodules are still soft and the contracture is not yet severe. Another method involves enzyme injections—specifically collagenase—which breaks down the cords responsible for pulling the fingers inward. This procedure, followed by manual manipulation, can offer good results with minimal downtime. In more advanced cases, surgery may be the best option. The most common surgical procedure is fasciectomy, where the surgeon removes the thickened cords and scarred fascia from the palm. This allows the fingers to straighten. In some cases, a skin graft may be required if a large area of tissue is removed. Another surgical approach, needle aponeurotomy, involves using a small needle to divide the cords. It is less invasive and suitable for some patients with moderate contractures. Post-treatment Rehabilitation Post-treatment rehabilitation is crucial. Physiotherapy helps restore strength, mobility, and function. Hand splints may be used during recovery to maintain extension and prevent recurrence. Without rehab, stiffness may return, and hand function may remain limited. The timing of treatment of Dupuytren’s contracture matters. If intervention is delayed until the contracture is severe, the outcomes are often less favourable. Some patients may never regain full extension of the fingers, even after surgery. Early treatment, when the fingers are still relatively mobile, tends to lead to better results. Treatment of Dupuytren’s Contracture In South Africa, access to advanced treatments like collagenase injections or minimally invasive surgery may be limited in the public sector. Private medical facilities and specialists in urban areas usually offer a wider range of treatment options. In rural communities, delays in diagnosis and referral can mean that patients only receive care at more advanced stages of the disease. It’s important for patients and healthcare providers to discuss all available options, including the potential risks, costs, and recovery times. With the right plan, many people regain function and avoid long-term disability. Successful treatment of Dupuytren’s contracture is possible when managed early, with a personalised approach and ongoing support from both medical professionals and rehabilitation services. [Next: Complications of Dupuytren’s Contracture →]

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Hand showing finger deformity due to Dupuytren’s Contracture complications

Complications of Dupuytren’s Contracture

Dupuytren's Contracture, Health Conditions /

Complications of Dupuytren’s Contracture The complications of Dupuytren’s contracture arise primarily from loss of hand mobility and delayed treatment. Although the condition is not life-threatening, it can have a serious impact on daily functioning, especially if the fingers become fixed in a bent position. Over time, untreated Dupuytren’s contracture can lead to permanent hand deformity, joint stiffness, and reduced quality of life. The most obvious complication is the progressive inability to straighten the fingers. As the fibrous cords thicken and tighten, the fingers—typically the ring and little fingers—become increasingly curled. This affects grip strength and fine motor tasks like writing, typing, dressing, or using tools. In advanced cases, even shaking hands or placing the hand flat on a surface becomes impossible. Joint stiffness and contracture can also affect nearby joints, such as the knuckles and wrist. This can create a domino effect, making rehabilitation more difficult and limiting the success of surgical correction. Without proper stretching or therapy, the muscles may weaken and shorten, making movement painful and awkward. Another major concern is recurrence. Even after successful treatment, Dupuytren’s contracture can return, especially if the underlying genetic or lifestyle risk factors remain unaddressed. Recurrence is more common after surgical removal of cords than after enzyme therapy, but neither approach guarantees a permanent cure. Complications of Dupuytren’s Contracture Surgical complications are also possible. These include infection, nerve injury, scarring, delayed wound healing, or reduced sensitivity in the fingers. In rare cases, the skin or soft tissue may not heal properly, particularly if a skin graft is needed. Some patients experience prolonged swelling, stiffness, or hypersensitivity after surgery. In older adults or those with diabetes, recovery may be slower and more complex. Diabetes, in particular, increases the risk of poor wound healing and infection. Careful post-operative management is essential in these cases to avoid further complications. Psychological effects are often overlooked but equally important. Losing hand function can lead to frustration, decreased self-esteem, and loss of independence, especially in individuals who rely heavily on manual tasks for work or caregiving. In South Africa, where many people work in agriculture, construction, or domestic roles, limited hand function can mean loss of income or productivity. Access to specialist care is another challenge. In rural or underserved areas, patients may receive delayed treatment or no rehabilitation, increasing the risk of permanent disability. Community education and awareness are essential to help people recognise early symptoms and seek help before complications worsen. By understanding the potential complications of Dupuytren’s contracture, patients and clinicians can prioritise early treatment, follow-up care, and long-term monitoring. With the right support, most complications can be managed or avoided altogether. [Next: Back to Overview →]

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