Thursday, February 14, 2008

eponyms in medicine - part 3

21 - Hering-Breuer reflex is stretch receptor (in smooth muscle of airways) reflex - responsible for apnea - i.e. decreased breathing frequency - as a result of lung inflation.

22 - Ransons’ criteria is for evaluating acute pancreatitis at presentation - age>55; WBC>16 -000; glucose>200; AST>250; LDH>350. during initial 48 hrs - base deficit>4; BUN increase>5; fluid sequestration>6L; Ca <8;>10; pO2<60.>

23 - Weibel-Palade bodies is found only in endothelial cells of vessels larger than capillaries; granules contain von Willebrand’s factor (VIII) and P-selectin.

24 - Dennie’s lines is in atopic dermatitis - an accentuated line or fold below the margin of the lower eyelid.

25 - Guam disease is Guam amyotrophic lateral sclerosis-parkinsonism-dementia linked to a plant excitant neurotoxin found in cycad plant eaten by Chamorro people - toxin believed to be excitotoxin beta-N-methylamino-L-alanine - a low-potency convulsant Science 1987;237:517-22.

26 - Kent - bundle of is AV bypass accessory tract in Wolf-Parkinson-White syndrome that directly connects atrial and ventricular myocardium.

27 - Graham-Little syndrome is end-stage lichen planus of the scalp resulting in scarring alopecia of the scalp.

28 - Van der Woude syndrome is an AD condition in which lip pits are seen in all gene carriers but only some individuals have cleft lips with or without cleft palate owing to variable expressivity.

29 - MacConkey medium is medium for growing nonfastidious Gram-negative rods.

30 - Hegar’s sign is softening of the uterus at the junction between the cervix and the fundus during the first trimester of pregnancy.

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