9 results
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... infections according ... Bacterial pneumonia - Viral ... Pneumocystosis - Viral ... #Lung #Infections
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 ... clinical #tree #bud
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... Nocardia asteroides Viral ... failure, COPD, Lung ... CXR +/- High res CT ... Ag, Respiratory viral
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Parenchyma: • Infection ... PNA, Abscess), Viral ... • Valvular (Mitral ... esophageal varices, PUD ... Differential #Diagnosis #pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Opacities: • Infectious ... pathogens - Viral ... differential #diagnosis #pulmonary ... CXR #clinical #CT
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
the peripheral lung ... A signet-ring sign ... bronchiectasis is prior infection ... , usually viral, ... Diagnosis #Radiology #Pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... Cytopenias VIRAL ... #Infections #HIV ... #AIDS #pulmonary
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
over several days but ... Sometimes history of viral ... infection precedes ... Long symptom-free ... varying neurologic signs
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
EMHighAK) and Brit Long ... Vital signs: BP ... This post will focus ... Pulmonary Contusion ... Radiology #CTChest #Lung