41 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
disease (COPD) ... • Hypoxia • Pulmonary ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Radiographic Features of Pulmonary ... Diseases - Pneumonia ... #Diseases #Radiology ... #Patterns #Lung ... #CXR #XRay #ChestCT
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... (e.g., sclerodermia ... #Diagnosis #Radiology ... #Pulmonary #CTChest
EKG with Cerebral T Waves in Subarachnoid Hemorrhage

ECG of a 45-year-old man who suddenly collapsed to
EKG with Cerebral ... QT. ... Cerebral #TWaves #ECG ... #EKG #Electrocardiogram ... Hemorrhage #SAH #Cardiology
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... caused by streptococcus ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #Table
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
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Blood cultures • CXR ... ) • CXR upright ... • Vasculitis (e.g ... #Abscess #pulmonary
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... Pyogenic bacterial pneumonia ... cancer, Organizing pneumonia ... diagnosis #chestCT #radiology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... diseases, pulmonary ... : Pneumonia, asthma ... shunting (eg, pulmonary ... intracardiac shunting (eg
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Infarction • Stable ... • Myocarditis Pulmonary ... Parenchymal • Pneumonia ... • Biliary Disease ... ChestPain #Noncardiac #Cardiology