14 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... cough, dyspnea, fever ... - Diagnosis: ... #COP #BOOP #pulmonary ... #ILD #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... loss, lethargy, fever ... • Fever, weight ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Serious Bacterial Illness (SBI):
1) UTI and pyelonephritis
Most common cause of SBI
Accounts for 3-8% of uncharacterized fevers
Female
pyelonephritis Most common cause ... specificity 2) Pneumonia ... #Peds #EM #Classification ... #Fever #SBI #SeriousBacterialIllness ... #Ddxof
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
in case of Pneumonia ... healthy pt with fever ... /lung sliding: Pulmonary ... NOT definitively diagnose ... RJonesSonoEM #BLines
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... based on three lines ... e.g., CXR, CT, ultrasound ... Inflammation (e.g., fever ... #Pulmonolary
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
- Differential Diagnosis ... • Asthma • COPD ... • Pneumonia ... • Temperature/FEVER ... #Differential #Diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... pleura reflection) Pneumonia ... pleura in severe cases ... lung sliding COPD ... #differential #diagnosis
Cryptogenic Organizing Pneumonia - Illness Script

PATHOPHYSIOLOGY: Unknown trigger, reversible inflammatory/fibroproliferative process. Polypoid fibroblastic aggregates that plug
Cryptogenic Organizing Pneumonia ... Cough, dyspnea, fever ... identified (autoimmune, meds ... TylerLarsenMD #COP ... #pulmonary
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... with cough and fever ... (OP) - multiple ... with low oxygen level ... #Clinical #Diagnosis
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... Pulmonary/Chest ... Acute: Trauma, COPD ... Pleural effusion, Pneumonia ... poisoning, DKA, Fever