9 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... , T1 (median) Reflexes ... #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Causes of Apparent ... Diagnosis Algorithm ... Disturbances Neurologic ... Gastroesophageal Reflux ... #Causes #Peds #
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Diagnosis: • ... flexed at the elbow ... Casey Albin MD @ ... #PhysicalExam #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Diagnosis: • ... region (S2-S4 dermatomes ... #diagnosis #causes ... #neurology
Lazarus Reflex on Physical Exam

The Lazarus sign is a reflex movement observed in brain-dead or brainstem
briefly raising the arms ... or during apnea testing ... after brain death diagnosis ... PhysicalExam #clinical #video ... #neurology #criticalcare
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Erythema ab igne • A dermatosis ... pads, heating blankets ... • Causes are multiple ... comparison #table #differential ... #diagnosis #dermatology
Reflexes - Deep Tendon Reflexes on Newborn Physical Exam 
Testing deep tendon reflexes is an important
jerk, have the arm ... flexed at the elbow ... hypotonia and the cause ... PhysicalExam #clinical #video ... #peds #pediatrics
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
• Psoriasis - Elbows ... Extensor surfaces of arms ... Folliculitis - Any hair-bearing ... dermatology #rash #differential ... #diagnosis #skin
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Microglial cells are ... - Causes progressive ... Increased Jaw Jerk reflex ... conditions listed in differential ... Lateral #Sclerosis #neurology