280 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pseudomonas FUNGAL PNEUMONIAS ... Cytopenias VIRAL PNEUMONIAS ... BACTERIAL PNEUMONIAS ... - 20% of pneumonias ... HIV PARASITIC PNEUMONIAS
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... PCP Mycoplasma pneumonia ... cough and some fever ... #Clinical #Radiology ... #PJP #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
specific interstitial pneumonitis ... Cryptogenic organizing pneumonia ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
with low-grade fever ... and an abnormal chest ... #Clinical #Radiology ... #CTChest #Eosinophilic ... #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
other interstitial pneumonias ... - Clinical manifestations ... cough, dyspnea, fever ... Idiopathic interstitial pneumonia ... Hypersensitivity pneumonitis
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... yersinia/rats, Q fever ... Hypersensitivity pneumonitis ... #NonResolving #Pneumonia
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
ECG of a 32-year-old lady with chest pain. 

Cath showed 100% proximal LAD Occlusion.
year-old lady with chest ... Never, ever write ... young people with chest ... ECG #EKG #STEMI #Clinical ... Electrocardiogram #Cardiology
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Pharyngotonsillitis, scarlet fever ... Pharyngoconjunctival fever ... - Pneumonitis, ... Chlamydophila pneumoniae ... - Bronchitis, pneumonia
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... On the chest x-ray ... In the proper clinical ... #Clinical #Radiology ... #RadiologyAssistant