[Psoriasis of von Zumbusch.

A disorder of unknown origin, psoriasis is characterized by erythemato-squamous eruption. Amongst its clinical and morphologic presentations there is acute generalized pustular psoriasis, termed the von Zumbusch variant, accompanied by generalized toxicity. It is often triggered when stopping steroids, in unstable psoriasis patients.

[The knowledge of medical students about cornea donation].

Purpose: To compare knowledge of medical students about the cornea donation process among those who already studied Ophthalmology and the others. METHODOS: A questionnaire containing data as: age, sex, graduation year, and 10 multiple-choice questions about the subject was applied to medical students from the interior of São Paulo state, Brazil. The questions were: age for donation, contraindication for transplants, the time limit to remove the cornea, among others.