Experimental haemarthrosis produces mild inflammation associated with intracellular Maltese crosses.
Injection of autologous blood into rabbit joints induces an inflammatory reaction with Maltese cross-like birefringent spherulites. Similar microspherules seen in human joint fluids may be formed by lipids derived from breakdown of erythrocytes and other cells.
D000818:Animals; D001168:Arthritis / Q000209:etiology* / Q000473:pathology; D001718:Birefringence; D006395:Hemarthrosis / Q000150:complications*; D002479:Inclusion Bodies; D007962:Leukocytes / Q000648:ultrastructure; D008297:Male; D011817:Rabbits; D013582:Synovial Fluid / Q000166:cytology*; D013583:Synovial Membrane / Q000648:ultrastructure