10 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... , cough and cavitary ... Infections #HIV #AIDS ... #pulmonary #differential
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
healthy pt with fever ... Differential Bilat ... , ARDS, interstitial ... partially seen shred sign ... #ultrasound
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
involvement, with “white lung ... structures help in the differential ... diagnosis of pulmonary oedema ... #Clinical #Radiology ... #CXR #ChestXRay
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Ultrasound Findings ... pleura reflection) Pneumonia ... Cardiogenic Pulmonary Edema ... #pulmonary #differential ... #Lung #POCUS #ultrasound
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... toxicity, Pulmonary edema ... Actinomyces spp., NHL; Lung ... • Cavitary disease ... pulmonary #diseases #differential
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential ... • BNP level < ... ischemic changes CXR ... Transfusion-related acute lung ... #diagnosis #cardiology
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Infections in HIV-AIDS ... embolism, Pulm edema ... failure, COPD, Lung ... /- High res CT chest ... diagnosis #evaluation #differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Room Air + Sea Level ... : Atelectasis, ARDS ... , Pneumonia and ... Mismatch: Pulmonary Edema ... Hypoxia #hypoxemia #differential
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Lobar pneumonia ... Pumonary cardiogenic edema ... nodular interstitial lung ... #CXR #Lobar #Consolidation
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
(NCPE) - Differential ... blood cells in the lung ... infiltrates on chest ... scattered crackles, chest ... #causes #differential