See Also: Mann-Williamson operation(medicine)
Mann-Williamson ulcer(medicine)
Williamson ARH Hospital(health)
Williamson, Carl(medicine)
Mann, Frank(medicine)
Mann-Whitney(dictionary)
Mann, Horace(encyclopedia)
Mann, Thomas(encyclopedia)
Mann, Thomas(dictionary)
Mann (as used in expressions)(encyclopedia)

callus (iou) and Mann-Williamson operation (medicine)


callus (iou)



callus noun & verb. M16.
[Latin (more commonly callum).]
A. noun.
A thickened and hardened part of the skin or soft tissue, a callosity. M16.
E. Linklater Their noses were unremarkable, being small and without sufficient callus to give them a definite shape. fig.: O. W. Holmes Editors have..to develop enormous calluses at every point of contact with authorship.
Medicine. The bony healing tissue which forms around the ends of broken bone. L17.
Botany. A hard formation of tissue; new tissue formed over a wound. L19.
b. verb intrans. Form a callus, become hardened (over). Cf. CALLOUS verb. M19.
Also callum noun LME-L18.

Mann-Williamson operation (medicine)


Mann-Williamson operation
<surgery> An operation performed on experimental animals (dogs) in research on peptic ulcer, the duodenum with its alkaline secretions being transplanted into the ileum and the cut end of the jejunum anastomosed to the pylorus.

The animals develop ulcers in the jejunum which directly receives the gastric juice.