11 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.
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... segment at (or 40-60 ms ... J point • De Winter ... of the leads l, aVL ... EKG #diagnosis #differential
 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
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
or R/S>I STEMI Equivalents ... / Don't Miss Signs ... upsloping ST dep and ... wave inversion in avL ... Interpretation #differential
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
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
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
prolonged bed rest ... risk of loss of muscle ... adversely affecting all ... volume of 10.8% (equivalent ... pathophysiology #differential