32 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
#Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
non-productive cough, chest ... hemoptysis, diarrhea Diagnosis ... first line of treatment ... #microbiology #diagnosis ... #infectiousdiseases
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Differential Diagnosis ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... STAT CXR, CTA Chest ... #Management #treatment
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
multiplex WORKUP & DIAGNOSIS ... Other tests: • CT chest ... typically seen on chest ... #differential #diagnosis ... #management #treatment
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Infarction and Pulmonary ... myocardial ischemia, chest ... nitrates.2 Acute chest ... #Presentation #comparison ... #Table #Diagnosis
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Thromboendarterectomy
Chronic Thromboembolic Pulmonary Hypertension
Definition: mean pulmonary-artery pressure > 25mmHg
regurgitation) Diagnosis ... not specific • Chest ... defects • Confirm diagnosis ... Bypass Other Treatment ... Thromboendarterectomy #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... hemorrhage • Treatment ... continue antibiotic treatment ... several months of treatment ... Lung #Abscess #pulmonary
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... Cardiogenic pulmonary ... Cardiogenic pulmonary ... #CTChest #LymphangiticCarcinomatosis ... #Differential #Comparison
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Presentation and Diagnosis ... Dyspnea, Wheeze, Chest ... Cyanosis, Barrel chest ... #Asthma #COPD #comparison ... #Diagnosis #pulmonary