13 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... Interstitial Edema, Alveolar ... #CT #Patterns # ... #pulmonary #radiology
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
even within each lobe ... exsudate due to infection ... #Clinical #Radiology ... #CTChest #CHF # ... Alveolar #Pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... in HIV-AIDS Bacterial ... 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):
Definition: Diffuse alveolar ... Differential Diagnosis ... infiltrates) → high ... resolution chest ... CT • Bronchoscopy
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
DX relies on a high ... affected tissue • High-dose ... aches, joint pain, chest ... yeast • At risk: AIDS ... MC: CNS CSF: •
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
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... • CT: Halo sign ... phagocytic function of alveolar ... #HIV #AIDS #pulmonary
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... Framework High ... • High-altitude ... the right middle lobe ... interstitium and alveoli
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... the differential diagnostic ... presentation of alveolar ... #Clinical #Radiology ... #CTChest #CHF #
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
heart failure (CHF ... cardiac failure, high ... finally into the alveoli ... can be seen on a chest-film ... #Diagnosis #Radiology