FIBROMYALGIA
DIFFERENTIAL
DIFFERENTIAL
0
0
0
0
0
0
0
0
TENDER SPOTS
IN-CONSTANT
VARIABLE
VARIABLE
FIBRO-MYALGIA
0
+
0
+
+
0
+
0
0
0
0
+
DERMATO-MYOSITS
+
0
+
Response to NSAIDS
0
0
0
Distinct EMG abnormality
70%
0
0
Serum rheumatoid factor
0
0
0
Elevated serum CK
+
+
+
Elevated ESR
+
+
+
Normochromic anemia
+
0
+
Muscle weakness
+
+
+
Swollen joints
+
0
+
Tender joints
+
0
+
Pain with active joint movement
0
+
0
Headache and/or scalp tenderness
+
+
+
Morning stiffness >30 min
RHEUMATOID ARTHRITIS
GIANT CELL ARTERITIS
POLYMYALGIA
RHEUMATICA
SIGNS/SYMPTOMS
Source: Goldman: Cecil Textbook of Medicine, p. 1533