12 results
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV ... edema; ARDS, Metastatic ... complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... #differential #diagnosis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
be present on a chest ... lobar collapse, lung ... by the ratio of arterial ... Definition #Criteria #Diagnosis ... #CriticalCare
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... : Atelectasis, ARDS ... , Interstitial Lung ... Gradient #alveolar #arterial ... #differential #diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... in HIV-AIDS Bacterial ... failure, COPD, Lung ... /- High res CT chest ... HIVAIDS #workup #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework ... tuberculosis, Bacterial ... factor • May cause ... #AIDS #pulmonary ... #differential #diagnosis
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... blood cells in the lung ... the right middle lobe ... respiratory failure or ARDS ... of the spiral arteries
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... in the adjacent lung ... CT) • Broncho-arterial ... , CCP, ANCA • HIV
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... of right middle lobe ... Advanced HIV (CD4 ... • Dyspnea, • Chest ... Diagnosis Of NTM
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
A chest radiograph ... the right lower lobe ... administration of contrast material ... biopsy confirmed a diagnosis ... #NEJM #clinical
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
Arterial Line: ... Pulmonary Artery ... cardiac output causes ... Tolerance #testing #diagnosis ... #criticalcare #