isolated anterior cervical hypertrichosis https://rarediseases.info.nih.gov/diseases/8438/isolated-anterior-cervical-hypertrichosis https://www.malacards.org/card/hypertrichosis_anterior_cervical https://www.malacards.org/card/isolated_anterior_cervical_hypertrichosis hairy throat syndrome MONDO:0010887 MEDGEN:325346 hairy throat MESH:C538390 Anterior cervical hypertrichosis is a rare form of localized hypertrichosis characterized by hair growth near the laryngeal prominence during childhood. OMIM:600457 Tsukahara-Kajii syndrome SCTID:717963001 Orphanet:3387 Tsukahara Kajii syndrome UMLS:C1838123 GARD:0008438 anterior cervical hypertrichosis hypertrichosis