66 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
aracteristic "claw hand ... " ± Horner Syndrome ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
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 ... hematuria (RBC casts ... #Comparison #Algorithm ... #Nephrology #Diagnosis
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
1 Minute Neuro Hand ... function of the hand ... Ask your patient ... bobvarkey #Minute #Neurology ... #finger #Physicalexam
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... acidosis: Proximal and ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Differential Diagnosis Algorithm ... oscillopsia) • Otitis Media ... Dysfunction - Imbalance, neurologic ... Dizziness #Vertigo #Neurology ... #Causes
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Medical/Psychiatric ... Disorders • Neurologic ... Parkinson's, MS) ... #Causes
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Examination Left hand ... sleeping as in this case ... #Nerve #Palsy #PhysicalExam ... #orthopedics #msk ... #sports #neurology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... • Skin and/or ... differential #diagnosis #algorithm ... #causes #nephrology
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Dizziness - Central and ... • Cogan's syndrome ... toxicity • Otitis media ... Amy Chung, MD, MSc ... Differential #Diagnosis #algorithm
Locked-In Syndrome on Physical Exam

56 year-old male with acute onset altered sensorium. Suffered a cardiac arrest
Locked-In Syndrome ... Brief CPR and intubated ... infarct seen on MRI ... #PhysicalExam # ... clinical #video #neurology