29 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Median Nerve • Ulnar ... #Pathologies #differential ... #innervation #neurology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Hyponatremia - Differential ... Hypovolemia, UNa ... Hypovolemia, UNa ... #Hyponatremia #Differential ... Algorithm #Causes #nephrology
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Sensory Changes - Differential ... Carpal Tunnel • Ulnar ... Weakness #Sensory #Neurology ... #Differential #
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Vasopressin-Dependent • UNa ... Cirrhosis • UNa ... hyponatremia #diagnosis #differential ... algorithm #causes #nephrology
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
salute- median/ulnar ... radial), Scissors (Ulnar ... bobvarkey #Minute #Neurology ... #Hand #finger #Physicalexam
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for Ulnar ... weakness caused by ulnar ... Froments #Sign #Test #Ulnar ... clinical #video #neurology ... #physicalexam #
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
palms/soles - Differential ... rosea #clinical #dermatology ... #photo #PhysicalExam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... blood test • Serology ... Petechiae #Rash #Differential ... Algorithm #Causes #dermatology ... #physicalexam
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
or Ineffective (UNa ... solute intake, UNa ... #Hyponatremia #differential ... table #sodium #nephrology