55 results
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
Injuries by System: CNS ... ED arrival MSK ... posterior shoulder - AC ... especially with AC ... Evaluation #Diagnosis #Management
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Acute • Myloid (AML ... • Lymphoid (ALL ... Lymphadenopathy, CNS ... - B-cell CD5 ... Amy Chung, MD, MSc
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Unilateral Facial Nerve ... (CN7) Palsy Presentation ... bilateral, non-CN7 ... MRI+gad (stroke, CN7 ... sarcoid or other CNS
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
Shoulder Abduction C5 ... Axillary Nerve ... Thoracodorsal Nerve ... Elbow Flexion C5 ... #MuscleGroups #MSK
Central Nervous System Pharmacology - Somatic and Autonomic Receptors
Somatic
 • Rocuronium -> Non-depolarizing (reversible competitive inhibitors)
the levels of Ach ... and Digest” - Ach ... Adrenal Medulla - Ach ... Amy Chung, MD, MSc ... NervousSystem #CNS
Symptoms of Hypophosphatemia
 • CNS: Seizures, Delirium, Paresthesias, Central & extrapontine myelinolysis, Hallucinations, Fatigue
 • Hematologic:
Hypophosphatemia • CNS ... Bone pain • MSK
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
Adreno-leukodystrophy, CADASIL, CNS ... Metastases, Migraine, MS ... : Active, MS: Inactive ... , MS: Tumefactive
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
manipulation - CNS ... lesion: ALS, MS ... , Polio - PNS
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
implicating a different CNS ... implicating a different CNS ... implicating a different CNS ... Multiple #Sclerosis #MS
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
posterior interosseous nerve ... ligamentous injury (LCL ... ) • ED Management ... • Nonoperative managernent ... Orthopedics #Proximal #MSK