St. Bartholomew's Hospital.

Myoedema

“…9. 10], but we could confirm earlier findings that the local mounding persists within a time frame of up to 6 s [2,[8][9][10]14],…”

“…Many of the patients had no neuromuscular involvement at all; in patients with various psychogenic complaints, the sign was found in an equally high percent age (table 1). Myoedema therefore is a physiological re sponse to a vigorous muscle tap and not an indicator for a specific disease or a neuromuscular disorder as previously published [7][8][9]II,20], Due to the low percentage of patients without myoedema. it was not possible to define a group who could have served as controls.…”

“…However, sometimes accompanying propagated contractions were accepted too [8,9], or myoedema was not exactly defined [10][11][12][13] at all. Some authors [7,8,10,11,14] suggested it is a useful or charac teristic clinical sign for various diseases, while others found it to be nonspecific and restricted to certain mus cles [3.…”