Vitiligo is an autoimmune depigmentation disorder that is estimated to affect about .5% of the worldwide population. Half of all cases begin in childhood. A variety of advances occurred in the past two decades that have enhanced the management of childhood vitiligo. This contribution reviews recent advances in vitiligo, including a better understanding of the pathogenesis and autoimmune comorbi...

The color of the gingiva has a tremendous impact on the esthetics of the smile. Clinically gingival melanin hyper pigmentation is presented as ‘black gum’ which is a common esthetic problem especially for those who have gummy smile. Several attempts have been made for removal of gingival pigmentation by different techniques. Each technique had its own supremacy in efficiency and also draw back....

Pseudonannolene lundi n. sp., is described from Lapa Sem Fim Cave, a limestone cave from Luislândia municipality, Minas Gerais State, Brazil. The species is the eighth troglobitic millipede and the third of the genus Pseudonannolene described from Brazilian caves. Pseudonannolene lundi shows pronounced depigmentation and decrease of body size, as found in other troglobitic species belonging to ...

We describe Scolopocryptopstroglocaudatus sp. n., a new troglobitic scolopocryptopine centipede species. The species was found in a remarkable siliciclastic karst area of Eastern Brazil, in three caves of the Chapada da Diamantina, in the state of Bahia. Scolopocryptopstroglocaudatus sp. n. is close to Scolopocryptopsmiersii Newport, 1845 and Scolopocryptopsferrugineusmacrodon (Kraepelin, 1903)...

Skin reactions following the application of electrocardiography (ECG) electrodes have been reported in adults and children, and are postulated to result from contact with the conductive gel or adhesive used on the electrodes. Although contact dermatitis is the usual cause of such reactions, contact depigmentation or hypopigmentation may also occur. We report a case of hypopigmentation in a heal...