411 REFERENCE · Wiktionary
Pratt's sign
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
Described in 1949 by American surgeon Gerald H. Pratt (1928–2006).
Proper noun
en pathology An indication of femoral deep vein thrombosis: it is the presence of dilated pretibial veins in the affected leg, which remain dilated on raising the leg.
en eponyms