Iron deficiency anemia, esophageal webs, and dysphagia (difficulty swallowing). The iron deficiency is typically chronic and severe. It triggers the growth of web-like membranes in the throat which cause dysphagia. The syndrome is more common in women. Treatment is iron supplementation and, if need be, dilation of the web to permit normal swallowing and the passage of food. Named after American internist Henry S. Plummer (1874-1937) and surgeon Porter P Vinson (1890-1959). Also known as sideropenic dysphagia and, in the UK, as Paterson-Kelly syndrome.
Any exercise in which muscles are repeatedly and rapidly stretched (“loaded”) and then contracted (as in jumping high off the ground or in push-ups with a clap between them). The aim of plyometrics is to improve muscle power.
Premenstrual dysphoric disorder.
Stands for progressive multifocal leukoencephalopathy, a rapidly progressive, often fatal viral infection of the brain. Commonly abbreviated as PML. PML is believed to be due to the Jacob-Creutzfeldt (JC) papovavirus. The virus infects oligodendrocytes (support cells in the brain). The signs and symptoms of PML include headaches, memory loss, changes in mental status, speech and […]