Rare but relevant

Rare but Relevant Kidney Disorders

Trichoepithelioma: A Rare but Crucial Dermatologic Issue

BACKGROUND Trichoepithelioma is a rare benign skin lesion that originates from hair follicles. Trichoepitheliomas are mostly seen in the scalp, nose, forehead, and upper lip. METHODS We present a large family of Iranian origin with 15 individuals affected with multiple familial trichoepithelioma in four generations, and treated with three different methods. RESULTS Trichoepithelioma is his...

Allergic contact dermatitis caused by panthenol: a rare but relevant sensitizer.

Panthenol is the alcohol analogue of panthothenic acid, known as vitamin B5, which is required for the biosynthesis of coenzyme A in cells. This compound exists as two stereoisomers, D-pathenol and L-panthenol, only the former being biologically active (1). It is a common ingredient in pharmaceutical products, for example in topical treatments for rhinitis, conjunctivitis, sunburn, and wounds, ...

Dysfunctional breathing in children with asthma: a rare but relevant comorbidity.

Hyperventilation and other clinical manifestations of dysfunctional breathing have been reported in childhood, but the prevalence is unknown. In adults, dysfunctional breathing may be a relevant comorbidity in asthma. We aimed to determine the prevalence of dysfunctional breathing in children with asthma and its impact on asthma control. We performed a cross-sectional survey in 203 asthmatic ch...

trichoepithelioma: a rare but crucial dermatologic issue

background trichoepithelioma is a rare benign skin lesion that originates from hair follicles. trichoepitheliomas are mostly seen in the scalp, nose, forehead, and upper lip. methods we present a large family of iranian origin with 15 individuals affected with multiple familial trichoepithelioma in four generations, and treated with three different methods. results trichoepithelioma is histolog...