Pigmentary demarcation lines over the face.

Background: We have been observing that a significant proportion of our patients, especially females, have certain pigmentary demarcation lines (PDL) over the face. However, systematic studies of the subject are lacking.

Aims: We categorized the different clinical patterns of facial PDLs in the Indian subpopulation and assessed their prevalence in this study.

Histiocytoses.

Histiocytoses are a heterogeneous group of disorders that are not clearly understood. The unifying aspect of the entire spectrum lies in the accumulation of histiocytes in various tissues. Two cases are being presented for their rarity and the importance of histological features and marker studies in the diagnosis is emphasized.

The efficacy of flutamide, an antiandrogen in idiopathic hirsutism.

The efficacy of flutamide, an antiandrogen in idiopathic hirsutism was studied. The long term effects of. treatment with low doses of flutamide on clinical and hormonal parameters were investigated.

Primary cutaneous phaeohyphomycosis.

A rare case of phaeohyphomycosis presenting with a solitary nodule on right lower leg of 2 years duration is being reported. The disease showed marked response to oral fluconazole.