11 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
embolism, Pulm edema ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... HIVAIDS #workup #diagnosis
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... DDx: pna, pulm edema ... #Bronchogram #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
More Specific Signs ... Less Specific Signs ... Chest x-ray: signs ... acute HF → no signs ... of CXR congestion
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
(alveolar edema ... The following signs ... #Clinical #Radiology ... #CXR #CHF #Alveolar ... #Pulmonary #Edema
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
Lung Findings on ... distal airways/alveoli ... edema and pneumonia ... #PhysicalExam #diagnosis ... #signs
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... periphery of the lung ... may aid in the diagnosis ... confirmed with chest CT ... #photo #CXR #EmergencyMedicine
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... interstitium and alveoli ... • Signs/Symptoms ... • Signs/Symptoms ... - The classic signs
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Paving on Chest CT ... DDx: PAP, pulm edema ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... phagocytic function of alveolar ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
CT will also demonstrate ... signs of congestive ... the differential diagnostic ... presentation of alveolar ... #Clinical #Radiology