87 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • Fever, weight ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
excluded more common diagnoses ... tobacco hx - Fever ... Constitutional Symptoms ... Consolidations AKA "inverse pulmonary ... #diagnosis #pulmonary
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
Clinical • ... CD4 < 200 • Symptoms ... 2—3 weeks • Fever ... often elevated Treatment ... #Diagnosis #Management
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... cough, dyspnea, fever ... - Diagnosis: ... Treatment: • ... #ILD #diagnosis
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
• Indolent symptoms ... to rnonths • Fever ... , hemoptysis Treatment ... Lung #Abscess #Diagnosis ... #Pulmonary #Clinical
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... The table summarizes ... respond to the treatment ... #Pulmonary #CXR ... #Differential #Table
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... Inflammation (e.g., fever ... symptoms (e.g., ... #Pneumonia #Venn ... #Pulmonolary
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
B-Lines in case of Pneumonia ... healthy pt with fever ... /lung sliding: Pulmonary ... NOT definitively diagnose ... #Lung #POCUS #clinical
Complications of Measles: Pathogenesis and Clinical Findings
 • ADEM -> Fever, headache, neck stiffness, BBD, mental
Pathogenesis and Clinical ... Pericarditis • Pneumonia ... SOB, fatigue, fever ... Complications #diagnosis ... #signs #symptoms
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Acute Eosinophilic Pneumonia ... Chronic Eosinophilic Pneumonia ... Lung #Diseases #pulmonary ... #differential #diagnosis ... #comparison #table