84 results
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
and Peripheral Causes ... Diagnosis Central Causes ... Trauma: cerebellar contusion ... • Labyrinthine concussion ... Amy Chung, MD, MSc
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
False-Negative Contingency Table ... / confusion matrix ... Specificity of a test ... disease, who will test ... #Contingency #Table
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
Lelli's Test (Lever ... rises from the table ... rise from the table ... #Lellis #Test #Lever ... physicalexam #sports #msk
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Causes: Calcific ... arm, empty can test ... diagnosis #sports #MSK
Thomas' Test for Hip Flexure Contracture

Thomas' Test assesses for hip flexure contracture.
One hip is maximally flexed
Thomas' Test for ... Contracture Thomas' Test ... rises off the table ... , the test is positive ... video #sports #msk
Differential Diagnosis of Syncope
First, is it syncope? History is very important for distinguishing syncope from other
syncope from other causes ... Ask about precipitating ... symptoms, post-ictal confusion ... Common causes of ... Neuro #IM #Sycope #Causes
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Renal ultrasound, Tests ... sodium loading test ... saline infusion test ... Screening #Workup #table
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
the potential causes ... subacute phase) C – Contusion ... eg. tumefactive MS
Pulmonary Contusion on Lung POCUS

A 20yo M presents after high speed MVA. BP 140/80, HR 95,
Pulmonary Contusion ... HR 95, RR20+, O2sat ... , which is the best ... Resolution: pulmonary contusion ... #Pulmonary #Contusion
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
Positive Lachman test ... That causes the ... #Lachmans #test ... cruciate #ligament #msk