Report of a Leprosy case in Singapore: an age-old disease not to be forgotten in developed countries with low-prevalence settings.

Introduction: Leprosy is rarely reported in developed countries with low-prevalence settings. Its diagnosis may be missed due to its low frequency in non-endemic regions, as well as its long incubation period. The report describes an imported leprosy case of a healthcare worker in Singapore.

Indeterminate cell histiocytosis in a Chinese patient with progressive and extensive nodular lesions and mixed indeterminate cell and macrophage-monocyte lineage.

Indeterminate cell histiocytosis (ICH) is an extremely rare cutaneous neoplastic disorder. It has the immunophenotypic features of both Langerhans and non-Langerhans cell histiocytosis. We report here a case of a healthy young Chinese woman who presented with disfiguring, thick, infiltrated cutaneous nodules on the face, trunk and extremities which appeared progressively over a period of 4 years.

Epstein-Barr virus positive diffuse large B-cell lymphoma presenting with vaginal sloughing and ulcerated skin nodule.

Malignant lymphomas presenting in the female genital tract are extremely rare. We report a case of Epstein-Barr virus associated diffuse large B-cell lymphoma of the genital tract and skin in a 60-year-old woman on long-term azathioprine.