14 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Dyspnea (underlying lung ... disease or CHF) ... • Hemoptysis (blood ... refer + order CT ... , lung disease
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis: • CBC ... anemia • Sputum/Blood ... seen • Chest CT ... foreign body, cancer ... Abscess Differential
Using Stroke Windows for Detecting Ischemia on Head CT
When evaluating a CT head for possible stroke,
Ischemia on Head CT ... difference in this acute ... differing attenuation (blood ... /lung vs soft tissue ... CTHead #diagnosis #comparison
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... biliary, renal, lung ... concentration PET-CT ... hypergammaglobulinemia, ↑ acute ... #diagnosis #management
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
for Colorectal Cancer ... Screening Tests Stool/blood-based ... mortality 26% • CT ... Screening #Tests #comparison ... #table #management
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
ACA Colorectal Cancer ... Screening Tests Stool/blood-based ... mortality 26% • CT ... Indications #Tests #comparison ... #table #management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
w differential ... Other tests: • CT ... sparing of the lung ... reveals increasing blood ... #diagnosis #management
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... cancer, Primary ... CXR +/- High res CT ... /diff, Blood and ... Infectious Diseases
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
approximately how long ... Chronic kidney disease ... infiltration (e.g. cancer ... Index > 3: • Acute ... hematology #anemia #differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: • Acute ... permanent alopecia Differential ... Clinical Features: Lungs ... and leukemia • Lung ... cancer • Cervical