the false diagnosis of `` '' phlebitis '' '' is extremely frequently made : 1 ) they often relate to the poor interpretation of aspecific clinical signs : oedema , tumefaction , erythema and especially homan 's sign , myalgia , tendinitis , haematoma , hypodermitis , insect bites , thrombosis and varicose sclerosis .
C3540840
c clinical sig
C0041834
, erythe