11 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Central Cord Syndrome ... Posterior Cord Syndrome ... Brown-Sequard Syndrome ... Medullaris Syndrome
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Patellofemoral pain syndrome ... syndrome, peroneal ... • Compartment syndrome ... Iliotibial band syndrome
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... Wrist drop - Occurs ... spared in this injury ... Carpal Tunnel Syndrome ... #arm #physicalexam
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... Brown-Séquard Syndrome ... Posterior Cord Syndrome ... Central Cord Syndrome ... (Ventral) Cord Syndrome
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Neuropathy - Foot drop ... Myotomes #diagnosis #neurology ... #sensory #motor ... #leg #physicalexam
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Trauma, Tumor • Motor ... Guillain-Barre syndrome ... Phrenic nerve injury ... Lambert Eaton Syndrome ... #diagnosis #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... caseyalbin #PhysicalExam ... #neurology #comatose
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Osteoarthritis - Overuse syndrome ... Seronegative Reactive Syndrome ... #diagnosis #msk ... #physicalexam
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
760 mm Hg at sea level ... respiratory drive due to neurologic ... injury or sedatives ... obesity-hypoventilation syndrome ... hepatopulmonary syndrome
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Sensory and/or motor ... arthralgia, arm/leg ... Mucocutaneous lymph node syndrome ... vasculitis • Behcet syndrome ... vasculitis • Cogan syndrome