https://www.selleckchem.com/pr....oducts/act001-dmamcl
Lack of pain sensation in children involves a rare group of heritable disorders; hereditary sensory and autonomic neuropathy (HSAN). Till date, eight types of HSAN have been described depending on the clinical phenotype and the underlying gene mutation. We report a new variant of HSAN (Type IX) in two siblings (of Indian origin) with a novel mutation of SCN11A gene and a distinct clinical phenotype.A 30-year-old female patient presented with progressive reticulate pigmentation of the neck, upper chest, back, cubital fossa, and axi