The Monro-Kellie doctrine or hypothesis states that the sum of volumes of brain, cerebrospinal fluid (CSF) and intracerebral blood is constant. An increase in one should cause a reciprocal decrease in either one or both of the remaining two.
Weigert (1877) and Meyer (1907): disposition of the ureter ectopic orifice lies caudal and medial to the orthoptic orifice was almost universal in cases of ureteral duplication. Weigert-Meyer Law.
Saint’s Triad is the association of hiatal hernia, gallbladder disease, and diverticulosis in patients with atypical abdominal symptoms. Termed by British surgeon Professor Charles Frederick Morris Saint
A pupil that responds by constricting more to an indirect than to a direct light, seen with unilateral optic nerve or retinal disease
Holmes-Adie syndrome (aka Adie syndrome) affects the autonomic nervous system. Patients present with the pupil of one eye being larger and only slowly constricts in bright light (tonic pupil). There is also absence of deep tendon reflexes, usually the Achilles tendon.
Description What is the actual eponymous medical sign/syndrome/repair/classification… History 1902 Kayser 1903 – Fleischer description in the same journal, a year after Kayser. His contribution went beyond that of Kayser, he recognised that the ring was a marker for a…
Description What is the actual eponymous medical sign/syndrome/repair/classification… History 1864 Lasègue 1880 Lazarević 1881 J. J. Forst the patient is placed on the bed in supine position, and we take the foot of the affected limb in one hand… holding…
Auenbrugger Bone sign (more commonly known as Heuter sign) may be used to define the presence of upper limb fracture or dislocation via osteophony.
The Galeazzi test, sometimes called Allis sign or Skyline test, is used to assess for hip dislocation, specifically testing for developmental dysplasia of the hip.
The eponym 'Wegener Granulomatosis' has been replaced with the term 'Granulomatosis with polyangiitis (GPA)'. This transition was in part to achieve nomenclature symmetry with Microscopic Polyangiitis (MPA) and Eosinophilic granulomatosis with polyangiitis (EGPA, Churg-Strauss); and to remove any historical association with Friedrich Wegener following revelations of his association with the Nazi Party in World War II
Dalrymple sign: Widened palpebral tissue (lid retraction) or lid spasm seen in thyrotoxicosis (Graves disease) by John Dalrymple (1852)
von Graefe sign (lid lag sign): Failure of the upper lid to follow a downward movement of the eyeball when the patient changes his or her vision from looking up to looking down. Typically associated with hyperthyroidism and exophthalmos