120 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Erb's Palsy is caused ... " ± Horner Syndrome ... Wrist drop - Occurs ... Carpal Tunnel Syndrome
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Dizziness - Central and ... canal dehiscence syndrome ... • Cogan's syndrome ... Amy Chung, MD, MSc ... Differential #Diagnosis #algorithm
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... , Teres minor, and ... Causes: Calcific ... Rotator #Cuff #Syndrome ... diagnosis #sports #MSK
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... acidosis: Proximal and ... HTN Absent: Loop and ... Differential #Diagnosis #Algorithm ... #causes #potassium
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic Syndrome ... has hematuria and ... nephrotic/nephritic syndromes ... hematuria (RBC casts ... #Comparison #Algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Defining the cause ... • Skin and/or ... differential #diagnosis #algorithm
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... Examination Left hand ... sleeping as in this case ... trauma_modern #Wrist ... #orthopedics #msk
TiTrATE Approach to Vertigo
TiTrATE approach stands for Timing, Triggers and Targeted Examination.
4 vestibular syndromes that are
Timing, Triggers and ... 4 vestibular syndromes ... (eg central cause ... ) #Titrate #algorithm ... #vestibular #syndrome
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Differential Diagnosis Algorithm ... Restless Legs Syndrome ... Parkinson's, MS) ... #Causes
Abnormal Lipid Profiles - Differential Diagnosis Algorithm

Increased Cholesterol and Triglycerides 
 - Genetic Causes
Differential Diagnosis Algorithm ... Increased Cholesterol and ... • Nephrotic Syndrome ... • Nephrotic Syndrome ... Differential #Diagnosis #Algorithm