23 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... Framework Disease ... angioinvasive disease ... • CT: Halo sign
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
sweats, chills (infection ... Dyspnea (underlying lung ... ) • Abnormal CXR ... refer + order CT ... #Algorithm #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung Abscess - Clinical ... ) • CXR upright ... seen • Chest CT
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
disease, interstitial ... diffuse infections ... partially seen shred sign ... NOT definitively diagnose ... #Lung #POCUS #clinical
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... Diseases Fellows ... HIVAIDS #workup #diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... hematogenous spread of a disease ... rarely typical pneumonia ... #pulmonary #CXR ... #clinical #CT
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... • Chronic lung ... Chest CT: • Ground-glass ... : Pneumonia • Autoimmune ... DDX - Other causes
Left-Middle-Lobe Pneumonia - Radiography of the chest revealed a cardiac apex, aortic arch, and gastric bubble
infiltrate in the left lung ... was diagnosed. ... #Clinical #Radiology ... #CXR #Kartagener ... #NEJM
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Syndrome – ARDS: Clinical ... be detected on CT ... or CXR ● PaO2/ ... oxygenation in pneumonia ... Summary #CheatSheet #Diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... : Clinical Manifestations ... Lung Disease: ... • Clinical (Symptoms ... Imaging, high res CT