9 results
Clarke's Test (Patellar Grind Test)

Indicates Patellofemoral dysfunction.
 - Patient with knee in extension. Push posterior on
Clarke's Test (Patellar ... Grind Test) ... the quadriceps muscle ... - Positive sign ... Patellofemoral #msk
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease - MSK ... DOES NOT OSD in all ... tibial tuberosity Differential ... Schlatter #Disease #Knee ... Radiology #diagnosis #msk
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
in diminished muscle ... life-threatening Differential ... /Edrophonium test ... - Cogan sign ... - Peek sign 2.
 The following #reflexes are routinely tested, and the response elicited is graded from zero to
the examiner's hand ... In contrast, if all ... bedridden, the knees ... Achilles reflex is best ... having the patient kneel
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... sign" is seen on ... of the anterior and ... Differential diagnosis ... BucketHandle #Tear #knee
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Ligament • Bone • Muscle ... present both at rest ... -60 minutes or longer ... #Joint #Pain #MSK ... approach #workup #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
segment at (or 40-60 ms ... J point • De Winter ... V2 • Wellens sign ... of the leads l, aVL ... EKG #diagnosis #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... muscle weakness ... episcleritis as well as inner ... purpura: strong sign ... retinopathy Lab Tests
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Diagnostic Tests ... Gottron sign) ... • Shawl sign • ... flexors, quadriceps, finger ... • Mechanic's hands