52 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 ... • Oxygen • Treatment ... #Diagnosis #ECG
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
• Indolent symptoms ... , hemoptysis Treatment ... #Abscess #Diagnosis ... #Pulmonary #Clinical ... #CXR #ChestXRay
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... Cardiomyopathy - Valves ... Diffuse Lung Disease ... • Chronic Lung ... #HeartFailure #Cardiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Blood cultures • CXR ... ) • CXR upright ... #Abscess #pulmonary
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... Look for other signs ... chronic heart disease ... #Diagnosis #Radiology ... #Pulmonary #CXR
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... , dyspnea, +/- CXR ... WBC >100k, + lab signs ... unless worrisome EKG ... Syndrome #TLS #diagnosis
Pericarditis can be seen on EKG with diffuse ST elevations without reciprocal changes along with diffuse
can be seen on EKG ... First line treatment ... #Pericarditis #Cardiology ... #Diagnosis #Signs ... #Symptoms
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Adrenals: • Lung ... Serum DHEAS Diagnosis ... Administer 250 mcg ... endocrinology #diagnosis ... #signs #symptoms
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... extrapulmonary cases ... Clinical Signs ... pulmonary TB PE ... tissue damage - CXR
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... disease comes from ... #Diagnosis #Radiology ... #Pulmonary #CXR