39 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
loss, lethargy, fever ... • CT: Halo sign ... • Fever, weight ... lymphadenopathy, • Abdominal ... Infections #HIV #AIDS #pulmonary
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... most frequently caused ... The other cause ... cough and some fever ... #Clinical #Radiology
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... infiltrate (e.g., CXR, CT ... , ultrasound) - ... Inflammation (e.g., fever ... #Pneumonia #Venn
Decompression Sickness - The physical examination revealed diffuse violaceous skin mottling over his trunk and arms
, abdominal computed ... #Clinical #Derm ... #EM #Radiology # ... #Pneumatosis #CT ... #NEJM
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 ... with low oxygen level ... #Radiology #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Clinical manifestations ... cough, dyspnea, fever ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... Differential Diagnosis Pulmonary ... Pleural effusion, Pneumonia ... Pleural effusion, Pulmonary ... poisoning, DKA, Fever
Liver Abscess
•	Pyogenic abscess, accounts for 80% of abscess.
•	Amebic abscess due to Entamoeba histolytica, accounts for 10%.
•	Fungal
the bacterial cases ... • K pneumoniae ... • Fever in 90% ... cm Continuous fever ... rupture U/S or CT-guided
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
a patient with fever ... on CXR/CT imaging ... #clinical #photo ... #ultrasound #lung ... #pulmonary
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 ... ultrasound as initial