12 results
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary infections ... Mucormycosis - Actinomyces ... Pulmonary #Lung #Infections ... #Differential #Diagnosis ... #Chest
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... Blood and sputum cx ... HIVAIDS #workup #diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Differential Diagnosis ... Opacities: • Infectious ... #differential #diagnosis ... #pulmonary #CXR ... #clinical #CT
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... sweats, chills (infection ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR ... refer + order CT
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... allopurinol), Infection ... , anti-CCP • CXR ... high resolution chest ... CT • Bronchoscopy
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
control of the infection ... CT • Bronchoscopy ... Broncholithiasis - Infectious ... neoformans • Actinomyces ... Endobronchial Infection
Pericarditis - Definition and Diagnostic Criteria
Acute Pericarditis 
 • Inflammatory pericardial syndrome to be diagnosed with
Definition and Diagnostic ... ) pericarditic chest ... by an imaging technique ... (CT. ... CMR).
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... Physical stigmata of cor ... parenchyma Diagnosis ... CT) • Broncho-arterial ... #differential #diagnosis
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
tomography of the chest ... patient received a diagnosis ... progressive bacterial infection ... #NEJM #clinical ... #radiology #CT #