12 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic ... Testing and Evaluation ... enzymes, Head CT ... #workup #testing ... #table #comparison
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... • CD4 < 200: Pulmonary ... CXR +/- High res CT ... Infections #HIVAIDS #workup ... #diagnosis #evaluation
Syncope Cost-Effectiveness Workup
Cost-effective tests for most patients: 
 • Orthostatic BP
 • ECG
 • Telemetry (if
Workup Cost-effective ... Echocardiogram • Head CT ... Cardiac stress testing ... EricsMedicalLectures/ #Syncope #diagnosis ... #workup #testing
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Fungal Biomarkers ... component of many fungi ... Frozen ice-pops (in setting ... Galactomannan #diagnosis ... #comparison
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
bat droppings • Most ... Immunosuppressed host ... : • Direct fungal ... Urinary antigen testing ... found most often
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
pain/tightness Most ... parenchyma Diagnosis ... high-resolution chest CT ... the airway • Treating ... #differential #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
infection • Most ... Putrid sputum/sour-tasting ... seen • Chest CT ... Prevotella • Fungal ... Lung #Abscess #pulmonary
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Aspergillus (IA) - Diagnosis ... Most invasive infections ... presentations: • Pulmonary ... and Testing: • ... Management #treatment #fungal
Pulmonary Histoplasmosis
Quick Facts on Histoplasma capsulatum:
 • Dimorphic fungi, in yeast phase within the body
 •
Pulmonary Histoplasmosis ... • Dimorphic fungi ... common endemic fungal ... Urine, Antigen testing ... @PulmPEEPs #Pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Pseudomonas FUNGAL ... • CT: Halo sign ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis