21 results
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Inflammation (e.g., fever ... procalcitonin) - Pulmonary ... symptoms (e.g., ... chest pain) and signs ... #Pulmonolary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... 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
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Constitutional: Fever ... polyarthritis • Pulmonary ... #Sarcoidosis #Diagnosis ... #Symptoms #Signs ... #Pulmonary
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Frequent Differential Diagnoses ... localizing signs ... Cough, dyspnea - Pneumonia ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary
Sarcoidosis
Stage 1 - Bilateral LAD without involvement of lung parenchyma
Stage 2 - Bilateral LAD with involvement
4 - Fibrosis Pulmonary ... gland sweling, fever ... #Sarcoidosis #Diagnosis ... Stages #Staging #Signs ... #Symptoms #Summary
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... - Low-grade fever ... insufficiency, fever ... • Signs/Symptoms ... • Signs/Symptoms
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
Cryptogenic Organizing Pneumonia - Illness Script

PATHOPHYSIOLOGY: Unknown trigger, reversible inflammatory/fibroproliferative process. Polypoid fibroblastic aggregates that plug
Males=Females SIGNS ... /SYMPTOMS: • Acute ... misdiagnosed as CAP • Symptoms ... Cough, dyspnea, fever ... #pulmonary
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... -14 days): • Fever ... dysfunction) • Pulmonary ... Biphasic #Phases #Diagnosis ... #Illness #Signs