1292 results
Valgus Stress Test in MCL Injury

In this video you can have a great visual of a
great visual of a positive ... rarephysio #Valgus #StressTest ... #MCL #Injury #Positive
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
Positive Varus Stress ... dr.dold.md #Varus #StressTest ... #LCL #Injury #Positive
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
TP + FN) = true positives ... disease absent Positive ... TP + FP) = true positives ... / all positives ... #calculations #diagnosis
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
Can Cause False Positives ... yielding false-positive ... can cause false positives ... Amphetamine false positives ... #differential #diagnosis
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia 1) DIAGNOSE ... autoantibodies: positive ... → schizocytes, Positive ... Hemolytic #Anemia #diagnosis ... #management #treatment
Spontaneous Bacterial Peritonitis 
Clinical 
 • Fever 
 • Chills 
 • Abdominal pain 
Diagnosis
Abdominal pain Diagnosis ... cells/mL • Positive ... stain/culture Management ... Peritonitis #SBP #Diagnosis
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
High T4/T3) - Diagnostic ... specific, so if positive ... , you’ve diagnosed ... workup choices AND management ... #Hyperthyroid #Diagnosis
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Erythematosus (SLE) - Diagnosis ... and Management ... - Anti-dsDNA - Positive ... Erythematosus #Diagnosis ... #Management #Summary
Whipple Disease (Tropheryma whipplei) - Diagnosis and Management 

Caused by: Tropheryma whipplei

Symptoms and Signs:
1. Migratory poly/oligoarthralgia
Tropheryma whipplei) - Diagnosis ... and Management ... diarrhea (75%) Diagnostic ... Two different positive ... #algorithm #management
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False Positives ... Rate of False Positives ... result in false positives ... enough to prevent positive ... Testing #Laboratory #diagnosis