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Melanonychia -longitudinal melanonychia ,
melanonychia striata ,Treatment of Melanonychia
What is Melanonychia
?
Longitudinal melanonychia is the presence of a pigmented stripe, usually brown or black, along the length of the nail bed in darker-skinned individuals. Longitudinal melanonychia results from deposition of melanin in the nail plate from a variety of causes.
Longitudinal Melanonychia And Melanonychia Striata
Longitudinal Melanonychia And Melanonychia Striata are associated with scleroderma is rare. This is paradoxical, as increased skin pigmentation is frequent in the latter disease.
Sign & Symptom of Melanonychia
- Patients may have sideways bent fingers, poorly developed shoulder blades, clubfoot, hip dislocation, unusual neck bones, or scoliosis.
- Patients with nail-patella syndrome may not be able to fully straighten their arms at the elbow.
- The hip bones of approximately 80% of patients with nail-patella syndrome have unusual bony projections called posterior iliac horns.
- Abnormalities of the cornea
- Cataracts and astigmatism .
Causes of Melanonychia
Here are some causes of Melanonychia :
- A genetic abnormality is believed to lead to altered connective tissue metabolism with widespread structural defects in collagen.
- Abnormal collagen deposition in the glomeruli probably causes the nephropathy associated with NPS.
Treatment and Cure of Melanonychia
Melanonychia should be treated as soon as they are recognized. In many cases, people with Melanonychia can obtain relief with the following treatments:
- Patients receiving kidney transplant do not develop nail-patella type renal complications in their new kidney.
- Manipulation or surgery may be required to correct hip dislocation.
- Cataracts are also surgically treated. Medical treatment at early signs of glaucoma prevents progression of the disease to blindness.
- patients are advised to pursue extra medical care including regular urinalysis and special eye exams.
- Children with nail-patella syndrome should be screened for scoliosis.
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