38 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... " ± Horner Syndrome ... #arm #physicalexam
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
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
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
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... (Contralateral motor ... Consciousness • Cranial Nerve ... Brown-Sequard Syndrome ... sensory loss to pain
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... - Low back pain ... Commonly caused ... damage to peroneal nerve ... #leg #physicalexam
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Scotoma, Ocular pain ... /pain upon eye movement ... involvement: Intractable nausea ... Transverse myelitis: Motor ... diagnosis #neurology #symptoms
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... Weakness - Lower motor ... neuron symptoms ... lesion - Upper motor ... neuron symptoms