8 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess ... #pulmonary #differential
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... rarely typical pneumonia ... #diagnosis #pulmonary ... #CXR #clinical ... #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 ... Cryptococcal Ag, Urine ... HIVAIDS #workup #diagnosis
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
(CAP) - Diagnosis ... radiograph or CT ... Blood cultures - Urine ... #CAP #Diagnosis ... #Pulmonary #Community
Blastomycosis Summary

Pathogen: 
 • Dimorphic fungus - Blastomyces dermatitidis or Blastomyces gilchristii.
 • The fungus lives
The Disease: • Pulmonary ... Acute / Chronic Pneumonia ... pleural fluid, BAL, CSF ... , urine, Skin tissue ... Treatment:
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
aches, joint pain, chest ... MC: CNS CSF: • ... India ink prep CSF ... • Sinusitis • Brain ... abscess • Disseminated
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... interventional radiology ... renal failure, pulmonary ... Oncology #HemeOnc #Diagnosis
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
of prior silent pulmonary ... Standard treatment ... of K+ & Mg in urine ... meningitis #T2 #MRI #Brain ... #clinical #radiology