29 results
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Hands or feet • Pain ... Diagnosis: • ... Electrodiagnostic studies - EMG ... #Syndrome #diagnosis ... #management #treatment
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... Pulmonary pathology (e.g ... SSRIs) Severe pain ... #Diagnosis #Table
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... (e.g. ankylosing ... spondyloarthritis (e.g ... #primarycare #table
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... Guillain-Barré syndrome ... Testing #Causes #differential ... #diagnosis #table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... draw • Severe pain ... Medication side effect (e.g ... Medication side effect (e.g ... #Table #Causes
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Mesenteric Ischemia - Differential ... Diagnostic Schema ... Vasculitides 5% (PAN ... inflammation (e.g ... hypovolemia), Meds/Treatments
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... all extremity, facial ... Electrodiagnostic studies (Ex EMG ... and cauda equina TREATMENT ... GBS #Guillain #Barre
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
tissue disorder e.g ... Pulse deficit/differential ... deficit • Shock Treatment ... blood pressure: e.g ... Aortic #Dissection #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Pleuritic chest pain ... shows a small, stable ... Lung Abscess Differential ... Vasculitis (e.g. ... Abscess #pulmonary #differential
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... Valvular disease (e.g ... Symptoms: • Chest pain ... /Afib/WPW) • Loss