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Biomedical subjects

E Perotta

Publications and source records attributed to E Perotta.

6 recordsLinked to original sources

Pre-existing cutaneous changes in basal cell carcinomas of the lower extremities.

Basal cell carcinomas (BCCs) of the lower extremities are not frequently reported. Some pre-existing or predisposing conditions are thought to be implicated in their development. In this study, we investigated the possible relationships between pre-existing cutaneous changes and the development of BCCs of the lower extremities, possible sex and age differences, and the histologic patterns involved. Among 1053 patients with BSSc, BCCs of the lower extremities were observed in 48 (4.5%): 25 men and 23 women. Lesions appeared on the thighs (16 cases), the lower legs (27 cases), or the feet (5 cases). Histologic patterns were nodular and micronodular (18 cases), superficial (27 cases), or infiltrative (3 cases). No differences were observed between sexes. The relative degree of elastosis was higher in the lower limbs of women than of men (2.25 vs 1.53). Pre-existing cutaneous changes were observed in 7 cases. The frequency of these BCCs of the lower limbs and the higher degree of elastosis observed in the women seem to be related to sun exposure. The histologic pattern seems not to be affected by environmental factors but rather characteristic of body site. Pre-existent cutaneous changes are not thought to be possible etiologic factors.

Age Factors↗

[Hand-foot-mouth disease: its course in the city of Milan (1980-86). Epidemiologic study gathered from the records of the community and scholastic ambulatory services of the Istituto di Clinica Dermatologic I and Dermatologia Pediatrica of the University].

Hand-foot-mouth disease: the Authors describe the epidemiological observations in a period of seven years made in a big urban area of Milan. They point out the periodic course of hand-foot and mouth disease, which is present in particular during May and November and particularly in children under six years. The Authors point out the difference between males and females and they try to correlate their dates with those gathered from the study of the literature.

Adolescent↗

Tinea capitis in adults.

Invasion of keratin of the hair by dermatophytes is a rare event after puberty. A study of 2200 patients affected by various mycotic cutaneous infections during 6 years of observation brought to our attention three cases of tinea capitis in adults. Confirming the studies of other authors, we also found that this disease mostly affected females. In all cases the isolated aetiological agent was Microsporum canis, the fungus species most frequently responsible for tinea capitis in Italy.

Adult↗