19 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... • Claw Hand - Ulnar ... Nerve Injury • ... #Differential #Diagnosis ... #MSK #Orthopedics
Antiplatelet Drugs and their Actions

- Amy Chung, MD, MSc
@AmyChung

#Antiplatelet #Medications #Pharmacology #Pathophysiology #Drugs #Agents #COX #GIIbIIIa
Amy Chung, MD, MSc ... #Antiplatelet #Medications ... #Pharmacology # ... Pathophysiology
Coagulation Cascade and Anticoagulant Sites of Action

- Amy Chung, MD, MSc https://twitter.com/AmyChung

#AntiCoagulation #Cascade #Anticoagulants #Medications #Pharmacology
Amy Chung, MD, MSc ... Anticoagulants #Medications ... #Pharmacology # ... Pathophysiology
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Thoracodorsal Nerve ... Fingers Abduction T1 Ulnar ... L2 Nerve to Psoas ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Fracture of proximal ulnar ... Peak age 4-10 • Ulna ... posterior interosseous nerve ... Radiology #XRay #Diagnosis ... Orthopedics #Proximal #MSK
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
supplied by the nerve ... disturbance in nerve ... Radiculopathy #MSK ... #diagnosis #signs ... #symptoms #pathophysiology
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
#differential #diagnosis ... #pathophysiology ... #pharmacology # ... potassium #medications
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... sensory • Before diagnosis ... MeralgiaParesthetica #MSK ... #pathophysiology
Boxer's Fracture - ED Management
Be sure to assess for wounds in patients with fractures of the
hematoma block or ulnar ... nerve block), immobilize ... object) • Splint: Ulnar ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Structural damage to nerves ... #Dislocation #Diagnosis ... signs #symptoms #msk ... #orthopedics #pathophysiology