23 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... axillary nerve ... regimental badge" anesthesia ... UpperLimb #Extremity #Dermatomes ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity Dermatomes ... saddle (perineal) anesthesia ... Commonly caused ... damage to peroneal nerve ... sensory #motor #leg #physicalexam
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
with a left 6th nerve ... palsy Caused ... nystagmus #ocular #physicalexam ... video #neurology #ophthalmology
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
patient under anesthesia ... That causes the ... clinical #video #PhysicalExam ... #Sports #Ortho
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Drop - Radial Nerve ... of the radial nerve ... sleeping as in this case ... #Palsy #PhysicalExam ... orthopedics #msk #sports
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... grip weakness caused ... by ulnar nerve ... video #neurology #physicalexam ... #orthopedics #sports
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
inner retinal nerve ... -> Cotton-wool Spots ... -> Elschnig's Spots ... optic nerve swelling ... pathophysiology #ophthalmology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
artery aneurysms Nerve ... Spinal stenosis/nerve ... Infections causing nerve ... Paralysis 4) Paresthesia ... extremity #msk #physicalexam
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Cotton wool spots ... conditions Optic Nerve ... vision: • Optic Nerve ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
other potential causes ... the condition, case ... steroids (some cases ... clinical #video #ophthalmology ... #physicalexam #