All are possible diagnoses in these changes in nails except?
In patients with Wilson's disease lunula of nail takes on a blue coloration which is called as azure lunula. Excessive fluoride ingestion can turn nails brown or black. Causes of black nails : Systemic Addison's disease Cushing's disease AIDS Alkaptonuria /Ochronosis Irradiation Secondary syphilis Nelson syndrome Dermatological Amyloid (primary) Basal cell carcinoma/Bowen's disease Lichen planus Malignant melanoma Peutz- Jeghers-Syndrome Porphyria cutanea tarda Radiotherapy and radiodermatitis
Peutz - Jehgers syndrome
Addison disease
Cushing disease
Wilson disease
Cushing Syndrome