8 results
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... Bacterial pneumonia - Viral ... Pneumocystosis - Viral ... #Lung #Infections ... #Differential #Diagnosis
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... atypical pna, Viral ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Nocardia asteroides Viral ... failure, COPD, Lung ... CXR +/- High res CT ... Ag, Respiratory viral ... HIVAIDS #workup #diagnosis
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
The diagnosis of ... the peripheral lung ... A signet-ring sign ... infection, usually viral ... #Pulmonary #Bronchiectasis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Differential Diagnosis ... pathogens - Viral ... #pulmonary #CXR ... #clinical #CT
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
ASA, Kussmaul's sign ... edema, and clear lungs ... , (B) a septal mitral ... Echocardiogram #a4c ... #pocus #clinical
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Cytopenias VIRAL ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... Several of the diagnoses ... This post will focus ... considering the diagnosis ... Radiology #CTChest #Lung