Dermatomyositis test of choice -
CPK
24hr urine creat
SGOT
SGPT
Ans is 'a' i.e., CPK Investigations for Dermatomyositiso Muscle enzymes CPK Elevation (mostsensitive), aldolase elevation, myoglobin levation, 24 urinary creatine excretion.o Autoantibodies ANA antibodies, anti Jo-i (20% cases), anti- Mi-2 (5-10%)o Others ESR, RF factor, skin & muscle biopsy, EMG
Autoimmune Skin Disorders