
Fourth disease
Filatov-Dukes disease, or fourth disease, was a proposed childhood exanthem now largely dismissed as a misclassification of rubella or scarlet fever.

Filatov-Dukes disease, or fourth disease, was a proposed childhood exanthem now largely dismissed as a misclassification of rubella or scarlet fever.

Mild viral exanthem in children; dangerous in pregnancy. Rubella causes rash and lymphadenopathy, with congenital infection leading to CRS.

Scarlet fever (second disease). Contagious GABHS infection in kids under 10 with sore throat or rash; caused by S. pyogenes strains producing erythrogenic toxin.

Measles (First Disease): classic childhood exanthem caused by Morbillivirus, with high infectivity, pathognomonic signs, and vaccine-preventable

S1Q3T3 McGinn-White pattern indicates right heart strain and predicts severe PE outcomes. ECG sign of pulmonary embolism described in 1935.

Eponymous medical triads, tetrads, and pentads: clusters of signs and symptoms aiding diagnosis and clinical teaching

Dieulafoy’s lesion: minute gastric erosion over a large arteriole, causing massive GI bleeding. First defined as exulceratio simplex in 1898.

Marie-Strümpell disease (ankylosing spondylitis): a chronic inflammatory spinal arthritis with progressive axial fusion, first described by Pierre Marie and Adolf Strümpell in the late 19th century.

Adrien Barrère (1874-1931) produced a series of lithographs of the Professors in the Faculties of Medicine. Fourth lithograph 'A cluster of surgeons' in 1910

Adrien Barrère (1874-1931) produced a series of lithographs of the Professors in the Faculties of Medicine. Third lithograph 'Twelve Professors of Pathology' in 1910

Adrien Barrère (1874-1931) produced a series of lithographs of the Professors in the Faculties of Medicine. Second lithograph '16 French doctors' in 1906

Adrien Barrère (1874-1931) produced a series of lithographs of the Professors in the Faculties of Medicine. First lithograph 'a vivid grouping' in 1903