15 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... genitourinary dysfunction ... Commonly caused ... #LowerLimb #Extremity ... sensory #motor #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Erb's Palsy is caused ... Dislocation - May cause ... #UpperLimb #Extremity ... sensory #motor #arm #physicalexam
Male Sexual and Erectile Dysfunction - Differential Diagnosis Algorithm
Erectile Dysfunction
 - Psychological
    •
Sexual and Erectile Dysfunction ... Algorithm Erectile Dysfunction ... Psychological • Performance ... Sexual #Erectile #Dysfunction ... endocrinology #causes
Intention Tremor on Physical Exam Demonstrated by Finger to Nose Testing

Caused by cerebellar dysfunction.

#Intention #Tremor #Dysmetria
Nose Testing Caused ... by cerebellar dysfunction ... video #cerebellum #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Bone/Joint Causes ... Hematoma Venous Causes ... cyanosis - Cool extremity ... diagnosis #lower #extremity ... #msk #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
bowel and sexual dysfunction ... - Emergency Causes ... unilateral lower extremity ... or absent lower extremity ... differential #diagnosis #causes
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Non-compressive Spinal Cord Causes ... Bowel and bladder dysfunction ... Symptoms: • Upper extremity ... , lower extremity
Pisa Syndrome (pleurothotonus) on Physical Exam
A tonic flexion of the trunk of the body to one
Caused commonly ... serotonergic-noradrenergic dysfunction ... pleurothotonus #PhysicalExam
Magnetic Gait

Magnetic walking is an abnormality of walking marked by the inability to lift your feet
in frontal lobe dysfunction ... classic example that causes ... video #Neurology #PhysicalExam
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
where there is RV dysfunction ... Kussmauls #Sign #physicalexam ... #differential #causes