94 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Constitutional symptoms ... , pleural effusion ... Infections #HIV #AIDS #pulmonary
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
excluded more common diagnoses ... tobacco hx - Fever ... Ground Glass +/- Effusions ... Constitutional Symptoms ... #diagnosis #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... Possible bilateral effusion ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Complications of Measles: Pathogenesis and Clinical Findings
 • ADEM -> Fever, headache, neck stiffness, BBD, mental
Pericarditis • Pneumonia ... SOB, fatigue, fever ... N/V, elevated liver ... Complications #diagnosis ... #signs #symptoms
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., ... chest pain) and signs ... #Pulmonolary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
cough, dyspnea, fever ... Rare: pleural effusions ... - Diagnosis: ... Treatment: • ... #ILD #diagnosis
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Frequent Differential Diagnoses ... infection Cardinal Symptoms ... localizing signs ... or symptoms - Malaria ... Cough, dyspnea - Pneumonia
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 ... partially seen shred sign ... NOT definitively diagnose
Main Lung Ultrasound differences between COVID-19 involvement and other conditions that may yield respiratory symptoms
 •
yield respiratory symptoms ... superimposed bacterial pneumonia ... Large pleural effusion ... areas #COVID19 #POCUS ... Comparison #Table #Diagnosis
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
Pneumocystis jirovecii Pneumonia ... CD4 < 200 • Symptoms ... 2—3 weeks • Fever ... often elevated Treatment ... #Diagnosis #Management