10 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Honeycombing Most diseases ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... #Differential # ... Diagram #Comparison
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... allopurinol), Infection ... high resolution chest ... Bronchoscopy with serial ... #differential #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... life-threatening diseases ... mononeuritis multiplex WORKUP ... confirm DAH, r/o infection ... #differential #
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... left multiple diseases ... #CTChest #LymphangiticCarcinomatosis ... #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... Diagnosis #Radiology #Pulmonary ... #CTChest #Nodular ... #Comparison #Table ... #RadiologyAssistant
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... Cryptococcal Ag, Urine Histo ... Diseases Fellows ... #workup #diagnosis ... #evaluation #differential
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
hematogenous spread of a disease ... Opacities: • Infectious ... Endemic fungi: Histo ... thyroid, melanoma, renal ... #diagnosis #pulmonary
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
arthralgias, CV, renal ... , CNS, skin • Infectious ... #pulmonary #differential ... #diagnosis #comparison ... #table #eosinophilia
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Take a thorough history ... murmur 3/6) - Pulmonary ... Skin exam for infection ... Medical history ... days before Pulmonary
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
infiltrative lung disease ... seen in: - (post) infection ... Clinical #Radiology #CTChest ... #Attenuation #Comparison ... #RadiologyAssistant