69 results
Thessaly Test for Knee Meniscal Tear

The test is positive if there is medial or lateral joint
Knee Meniscal Tear ... The test is positive ... Meniscal #Injury #Tear ... #orthopedics #sports
Drop Arm Test - Supraspinatus Tear

The drop arm test evaluates for a supraspinatus muscle tear.
Passively adduct
Supraspinatus Tear ... supraspinatus muscle tear ... The test is positive ... Supraspinatus #Tear ... clinical #video #sports
Crank Test for Labral Tear of the Shoulder

To perform the Crank Test, fully abduct the shoulder
Test for Labral Tear ... is considered a positive ... suggestive of a labral tear ... #Test #Labral #Tear ... clinical #video #sports
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
Positive Lachman ... anesthesia with an ACL tear ... #Knee #Injury #Positive ... #PhysicalExam #Sports
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False Positives ... *, hemp foods: tea ... • coca leaf teas ... Rate of False Positives ... • mouthwash, short-chain
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 ... : • Coca tea ... #drug #tests #differential
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Positive "spot sign ... " on Ocular Ultrasound ... POCUS #Ocular #Ultrasound
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
Floaters - Differential ... Patients As: • Black spots ... the vision • Spots ... Retinal breaks • Positive ... #Floaters #Differential
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
worsen with head position ... findings BPPV • Short-lived ... Positive Hallpike ... Positive head impulse ... Vertigo #Algorithm #differential
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
False Positive Lung ... highlight selected differentials ... lungdiaphragam #ultrasound ... #pulmonary #differential