19 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... disease (COPD) ... • Hypoxia • Pulmonary ... #Diagnosis #ECG ... #EKG #Management
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... carcinoma of the lung ... pathology (e.g. ... pneumonia, COPD ... #Causes #Sodium
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
ventilated • CXR, Lung ... doppler, CTA • ECG ... Assess severity ... of AECOPD: • Clinical ... Exacerbation #treatment #pulmonary
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Septic Embolism (e.g ... Fat Embolism (e.g ... Mycotic Aneurysm (e.g ... blood vessels • Abscess ... #Orthopedics #Causes
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Diagnosis Algorithm ... Benign Neoplasm (eg ... Granuloma • Abscess ... cannonball lesions"; Eg ... #Causes #Pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Lung Abscess - Clinical ... • Vasculitis (e.g ... #Abscess #pulmonary
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... Treatment #management #cardiology ... #algorithm
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... vascular diseases (e.g ... #Diagnosis #Radiology ... #Pulmonary #CTChest
This is a parasternal long axis view of a young patient presenting with 3 days of
x-ray and and ECG ... In this case, the ... Michael Macias, EM ... Northwestern University #Clinical ... #EM #Radiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Cerebral > Splenic, pulmonary ... ↑ ESR, CRP • EKG ... : Conduction abnormalities ... diagnosis #management #cardiology