67 results
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... failure - CAD/ACS ... syndrome Other Causes ... Neuromuscular: - Myasthenia ... Guillain Barre - ALS
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... Motor Nerves: ALS ... Eaton Syndrome, Myasthenia ... differential #diagnosis #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
crises”. ... Generalized fatigue - ALS ... immunologic assay - MuSK ... Crises - Severe ... diagnosis #management #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... of AVS and negative ... with a central cause ... of AVS. ... #PhysicalExam #Neurology
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
Chest Pain / ACS ... to identifying ACS ... Ask about: - Changes ... #ChestPain #ACS ... diagnosis #Algorithm #cardiology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... injury, Early ALS ... Eclampsia, Late ALS ... diagnosis #table #neurology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Polyneuropathy, ALS ... NMJ disorder (Myasthenia ... Differential #Diagnosis #causes ... #neurology
Multiple Cranial Neuropathies - High Yield Differential Diagnosis
 • Intrinsic brainstem process
 • Compressive brainstem process
variant-GBS • Bulbar ALS ... Non-Neuropathy but also ... weakness: • Myasthenia ... rarely botulism) Casey ... Differential #Diagnosis #causes
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
likely to cause ... • All patients ... glucocorticoids - can cause ... be performed in all ... diagnosis #management #neurology
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... Cardiovascular: • Acute: ACS ... Neuromuscular disease (eg myasthenia ... Encephalitis • Chronic: ALS ... Acute #Chronic #Causes