52 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... axillary nerve ... regimental badge" anesthesia ... #UpperLimb #Extremity ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... saddle (perineal) anesthesia ... Commonly caused ... damage to peroneal nerve ... sensory #motor #leg #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Spinal stenosis/nerve ... cyanosis - Cool extremity ... Paralysis 4) Paresthesia ... diagnosis #lower #extremity ... #msk #physicalexam
Winged Scapula on Physical Exam

Caused by injury to the long thoracic nerve

#Winged #Scapula #PhysicalExam #clinical #video
Physical Exam Caused ... long thoracic nerve ... Winged #Scapula #PhysicalExam ... #clinical #video
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
thought to be caused ... the trigeminal nerve ... Most cases are congenital ... Winking #Syndrome #clinical ... video #neurology #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... • S - Saddle anesthesia ... - Emergency Causes ... or absent lower extremity ... differential #diagnosis #causes
The Chvostek sign (/ˈkvɒstɪk/) is a clinical sign of existing nerve hyperexcitability (tetany) seen in hypocalcemia.It
ˈkvɒstɪk/) is a clinical ... sign of existing nerve ... hyperventilation, which causes ... #Hypocalcemia #PhysicalExam ... #Video #Clinical
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 ... #clinical #video
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
patient under anesthesia ... That causes the ... Positive #ACLTear #clinical ... #video #PhysicalExam
Dropped Foot Gait - Paralysis of Dorsal Flexion of the Foot.
When trying to walk the tip
common fibular nerve ... common peroneal nerve ... , which causes flaccidity ... Gait #Neurology #PhysicalExam ... #clinical #video