Acrocyanosis: an overview.

Introduction: It is a functional peripheral vascular disorder characterized by bluish discoloration of skin and mucous membrane due to diminished oxyhemoglobin. It may be due to central or local tissue oxygenation defects. It is a painful episodic disorder, where trophic changes and ulceration are very rare except in necrotizing variant.

Zinc and skin: a brief summary.

Zinc is an essential trace element that is an integral component of many metallo-enzymes in the body and thus serves many biological functions. The clinical presentation of zinc deficiency varies and depends on serum zinc level. Whereas a significantly low serum zinc level results in clinical features similar to acrodermatitis enteropathica, mild hypozincemia presents with a less characteristic appearance; hence it may be underdiagnosed.

Remittent idiopathic necrotizing acrocyanosis - a rare entity.

Remittent idiopathic necrotizing acrocyanosis is a very rare condition characterized by persistent systemic cyanotic or erythrocyanotic discoloration of hands and feet. It is associated with pain, tenderness of fingers and toes and may present as ulceration or gangrene of extremities. It is aggravated with cold exposure but persists even in summer.

Familial childhood systemic lupus erythematosus: report of 2 cases.

Systemic lupus erythematosus is a multisystem organ inflammation due to damage of cells and tissues by pathogenic auto-antibodies and immune complexes. The most important factor for the causation of familial systemic lupus erythematosus is genetic on which environmental factor usually coexists. Two brothers of 7 and 3 years of age having childhood systemic lupus erythematosus are reported here because of low incidence and familial occurrence.

Epidermolytic hyperkeratosis with a rare digital contracture.

A sixteen year-old male patient with no history of consanguinity in the family, reported with patchy, thickened lichenified plaques over the whole body. Some areas had normal skin while some were Blaschkoid lesions. The child had delayed milestones along with hypogonadism.