22 results
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
) in HIV-AIDS Patients ... antigenemia test ... 50 or less: • Neurologic ... #HIV #AIDS #diagnosis ... #differential #
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Consolidations - "Shred" sign ... Distress Syndrome (ARDS ... #differential # ... diagnosis #signs
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
ARDS 3. ... Bilateral Peripheral ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Differential Bilat ... : Pulmonary edema ... , ARDS, interstitial ... partially seen shred sign ... NOT definitively diagnose
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV ... Actinomyces spp., NHL; Lung ... #diseases #differential ... #diagnosis #chestCT ... #radiology
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
adenopathy ('1-2-3-sign ... In lung carcinoma ... #Diagnosis #Radiology ... #Pulmonary #Mediastinal ... Lymphadenopathy #Differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... • CD4 < 200: CMV ... failure, COPD, Lung ... HIVAIDS #workup #diagnosis ... #evaluation #differential
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
dysfunction occurring later ... , EBV, HH6, CMV, ... - small cell lung ... #Diagnosis #Causes ... #Neurology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework ... Coccidioidomycosis, CMV ... • CT: Halo sign ... #AIDS #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... necrosis (7-14 days later ... Cavitation > 6 cm ... #Abscess #pulmonary ... #differential #