36 results
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Differential Diagnosis ... Opacities: • Infectious ... #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 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
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... On the CT cavitation ... #Clinical #Radiology ... #CXR #CTChest #
Chest X-Ray Interpretation Checklist
Outline ALL bones
Check soft tissues
Assess heart borders
Is density, behind the heart the same
Checklist Outline ALL ... Check AP window ... #XRay #CXR #Interpretation ... #Checklist #radiology ... #diagnosis #pulmonary
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
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... #CT #Patterns # ... Differential #Diagnosis ... #pulmonary #radiology
Post-Exposure Prophylaxis (PEP) Monitoring
 • Initial / ED Visit: HIV Ab/Ag, Hep B serologies, HCV Ab,
/AST, BUN/Cr, GC ... /CT, Treponemal ... /CT, Treponemal ... HCV Ab - BIDMC Infectious ... PEP #Monitoring #diagnosis
Radiation Injury
Acute Radiation Toxicity primarily affects rapidly dividing cells based on dosage
Hematopoiteic - Pancytopenia, Infection
 •
Pancytopenia, Infection ... 1 Gy = ~10,000 CXRs ... lymphocyte count = ALC ... at 48 hours • ALC ... prognosis • ALC
Pericarditis - Definition and Diagnostic Criteria
Acute Pericarditis 
 • Inflammatory pericardial syndrome to be diagnosed with
Definition and Diagnostic ... ) pericarditic chest ... imaging technique (CT ... CMR). ... #criteria #cardiology