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On the left a patient who had a CT to rule out pulmonary embolism.
There is a
The diagnosis based ... edema. ... #Clinical #Radiology ... #CTChest #SeptalThickening ... #CHF #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... #CT #Patterns # ... Differential #Diagnosis ... #pulmonary #radiology
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... embolism, Pulm edema ... Imaging (CXR +/- High ... res CT chest scan ... #workup #diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Hemoptysis, Peripheral edema ... Differential Diagnosis ... infiltrates) → high ... resolution chest ... CT • Bronchoscopy
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
exsudate due to infection ... #Clinical #Radiology ... #CTChest #CHF # ... Alveolar #Pulmonary ... #Edema #AlveolarEdema
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
of right middle lobe ... massiliense in CF ... • Dyspnea, • Chest ... Symptoms, Imaging, high ... res CT) • Exclusion
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... carcinomatosis would be high ... the differential diagnostic ... #Clinical #Radiology ... #CTChest #CHF #
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
cardiac failure, high ... edema. ... pressure resulting in edema ... can be seen on a chest-film ... #Diagnosis #Radiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Skin exam for infection ... disease b) CHF ... ASA class If high ... of Surgery: • High ... stratification #diagnosis