Hyperphalangia
Historical document, translated for reference. It reflects medical knowledge of the 1920s–30s and is not medical advice.
Summary
Hyperphalangia and hypophalangia are congenital malformations characterized by an increase or decrease in the number of finger or toe phalanges. The terms are sometimes also used to describe abnormal elongation or shortening of the phalanges, such as brachyphalangia.
Encyclopedia entry (1928–1936)
HYPERPHALANGIA, HYPOPHALANGIA (hyper-, hypophalangia), or hyper-, hypophalangism, a deformity consisting in the increase or decrease in the number of phalanges of the fingers or toes; sometimes hyperphalangia is understood to mean only an increase in the length of the phalanges while maintaining their number, just as hypophalangia is understood to mean only an abnormal shortness of the phalanges, as a result of which the latter appear wider (brachyphalangia), see Brachydactyly. HYPERCHYLIA, HYPOCHYLIA, see Stomach (secretory disorders).
Related articles
Cite this page
“Hyperphalangia.” Soviet Medical Encyclopedia. English translation of Bolshaya Meditsinskaya Entsiklopediya, 1st ed. (Moscow, 1928–1936), ed. N. A. Semashko. https://sovietmedicalencyclopedia.pages.dev/article/hyperphalangia/