32 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... • Fever, weight ... factor • May cause ... #differential #diagnosis
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... infiltrate (e.g., CXR, CT ... , ultrasound) - ... Inflammation (e.g., fever ... chest pain) and signs
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
Clinical • ... Caused by Pneumocystis ... 2—3 weeks • Fever ... often elevated Treatment ... #Diagnosis #Management
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
immune compromise Clinical ... cystitis, may have fever ... infection, such as fever ... , specifically CT ... data • Early treatment
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... : • 80% have fever ... decubitus - air fluid level ... seen • Chest CT ... Intervention: - Fevers
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Clinical manifestations ... cough, dyspnea, fever ... - Diagnosis: ... Treatment: •
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
On the left a case ... chronic eosinophilic pneumonia ... with low-grade fever ... respond promptly to treatment ... #Clinical #Radiology
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
example of 'shred sign ... a patient with fever ... on CXR/CT imaging ... #pneumonia #clinical ... #photo #ultrasound
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
healthy pt with fever ... partially seen shred sign ... NOT definitively diagnose ... #Lung #POCUS #clinical ... #ultrasound
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... with cough and fever ... #Clinical #Diagnosis ... #Radiology #CXR