584 results
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Stabbing) - Negative ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... ) Lachman Test for ... #Lachmans #test ... Injury #Normal #Negative ... cruciate #ligament #msk
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Shoulder Pain - Differential ... Diagnosis Algorithm 4 tests ... after cross-arm test ... Shoulder #Pain #Differential ... Diagnosis #Algorithm #MSK
Normal Simmonds-Thompson Test (Negative) for Achilles Tendon Rupture

In this normal Simmonds-Thompson test, plantar flexion of the
Simmonds-Thompson Test ... (Negative) for ... Simmonds-Thompson test ... #Normal #Negative ... #Calf #Sports #msk
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... reliable noninvasive test ... specificity - Falsely negative ... disease) - May be negative ... HLA-DQ8 - High negative
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
meniscal integrity) tests ... McMurray #Drawer #Test ... #msk
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... streptococci - Culture negative ... Pathogens #Diagnosis #Differential
Clarke's Test (Patellar Grind Test)

Indicates Patellofemoral dysfunction.
 - Patient with knee in extension. Push posterior on
Clarke's Test (Patellar ... Grind Test) ... of patella then ask ... _ #Clarkes #Test ... Patellofemoral #msk
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Systemic infection Native ... HACEK • Culture-negative ... epidermidis • Gram-negative ... Enterococcus • Gram-negative ... Noninfective #Causes #Differential
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
100%, then all negative ... negative: TN / ... proportion of negative ... true negatives. ... median > mode), negative