Weathering of hair in trichoteiromania.

A 74-year-old woman presented with an 18-month history of broken vertex scalp hairs as a consequence of chronic rubbing. Light microscopy of the 1-2 cm hairs demonstrated distal brush-like splitting. Education and behavioural therapy were instituted.

Ticks in australia.

Ticks are blood-sucking parasites of vertebrates that may embed in human skin and are therefore of clinical relevance to dermatologists and their medical colleagues. Depending on the species involved, consequences of tick attachment vary from minor local reactions to significant systemic sequelae. It is possible to minimize morbidity by removing the tick in its entirety as soon as it is detected.