10 results
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... enhancement on CT ... opportunistic #InfectiousDiseases ... #Neurology
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
Endocarditis checklist ... TEE) • Chest CT ... endocarditis w/ septic pulmonary ... for metastatic infection ... #criticalcare #diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
gastrointestinal symptoms ... Diagnosis Of NTM ... • Clinical (Symptoms ... res CT) • Exclusion ... #infectiousdiseases
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... allopurinol), Infection ... infiltrates) → high ... resolution chest CT ... #nephrology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
DX relies on a high ... affected tissue • High-dose ... by culture or serology ... : • Serology for ... ) #Mycoses #InfectiousDiseases
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
: • Recurrent infection ... inflammation Symptoms ... parenchyma Diagnosis ... chest CT) • Broncho-arterial ... #differential #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... Constitutional symptoms ... #HIV #AIDS #pulmonary ... #infectiousdiseases
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Presentation: Systemic Symptoms ... affects the skin, neurologic ... • Progressive symptoms ... cognitive impairment, neurologic
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
if SSTI or port infection ... suspected) - CT ... chest; CT abdomen ... renal failure, pulmonary ... Oncology #HemeOnc #Diagnosis
Severe Influenza Checklist

Diagnostic tests 
 - Blood cultures x2 
 - Sputum gram stain & culture
Diagnostic tests ... effusion - CT ... opportunistic infection ... BID if <96hr of symptoms ... lab-confirmed influenza, pulmonary