26 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Secondary to chronic lung ... • Hypoxia • Pulmonary ... MAT #Cardiology #Diagnosis ... #ECG #EKG #Management
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
w/ septic pulmonary ... if suspected (e.g ... block (+/- daily EKG ... of infection (e.g ... #criticalcare #diagnosis
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... • Carbapenem (e.g ... meropenem) #Lung ... #Abscess #Diagnosis ... #Pulmonary #Clinical
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Septic Embolism (e.g ... Fat Embolism (e.g ... . fractured long ... Mycotic Aneurysm (e.g ... blood vessels • Abscess
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Libman Sacks) • Atrial ... Cerebral > Splenic, pulmonary ... Septic Emboli Cause Injury ... ↑ ESR, CRP • EKG
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Abscess Diagnosis ... Vasculitis (e.g. ... #Abscess #pulmonary
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
- Differential Diagnosis ... Musculoligamentous injury ... (most common: lung ... spondyloarthritis (e.g ... spondyloarthritis (e.g
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... High altitude (eg ... to neurologic injury ... Intrapulmonary shunting (eg ... intracardiac shunting (eg
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Diagnosis Algorithm ... Benign Neoplasm (eg ... Granuloma • Abscess ... cannonball lesions"; Eg ... Algorithm #Causes #Pulmonary
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential Diagnosis ... level <100 pg/ml EKG ... Transfusion-related acute lung ... injury (TRALI) ... #differential #diagnosis