35 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... " ± Horner Syndrome ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... - Low back pain ... Commonly caused ... damage to peroneal nerve ... sensory #motor #leg #physicalexam
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Fracture of proximal ulnar ... onto outstretched hand ... posterior interosseous nerve ... ), compartment syndrome ... : Pain control
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Causes of Leg Pain ... Spinal stenosis/nerve ... • Iliotibial band ... Hair loss- feet and ... extremity #msk #physicalexam
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Ramsay Hunt syndrome ... Temporomandibular joint syndrome ... V: • TMJ syndrome ... the following symptoms ... • Associated symptoms
What is a Boxer’s fracture?? Fracture of the 4th or 5th metacarpal neck
 - Common in
Symptoms/exam ... - Pain along ulnar ... – compartment syndrome ... Management: - ... Metacarpal #Diagnosis #Management
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... . nausea and vomiting ... Abdominal cutaneous nerve ... and radicular pain ... #Rare #Causes
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 ... spine L1-L5 Symptoms ... so-called ‘red flag’ symptoms ... - Emergency Causes ... region (S2-S4 dermatomes
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... spine Signs / Symptoms ... damage to sacral nerves ... #CaudaEquina #Syndrome
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
febrile neutrophilic dermatosis ... Neutrophilic dermatoses ... Symptoms: - Fever ... pain of the joints ... Causes: - Idiopathic