Stevens-Johnson syndrome is an immunological skin conditions, often secondary to drugs or infection.
Joffroy sign (1893): absent wrinkling of the forehead when a patient in patients Graves Ophthalmopathy looks up with the head bent forwards.
Möbius sign: Diagnostic test in patients with Morbus Basedow (Graves disease) – the inability to maintain ocular convergence in the presence of hyperthyroidism.
The Cabot-Locke murmur is an early diastolic murmur found in patients with severe anaemia. The murmur resolves with treatment of the anaemia. There is no functional valvular abnormality present.
Romberg test initially described in tabes dorsalis; now as a feature of all proprioceptive disorders of the legs or neuropathies involving dorsal columns.