13 results
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... biliary, renal, lung ... concentration PET-CT ... increased IgG4+ cells ... #diagnosis #management
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... Autoimmunity • Chronic ... lung disease ... lymphocytic interstitial lung ... Chest CT: • Ground-glass
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... infection • Most common ... pneumonia • Chronic ... seen • Chest CT ... Management: •
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Immunocompromised status • Chronic ... lung disease ... encounters due to NTM: Chronic ... Advanced HIV (CD4 cell ... Imaging, high res CT
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... of the Lung- .. ... indicated stage IV disease ... #NEJM #clinical ... #radiology #CT #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
tightness Most Common ... Connective tissue diseases ... in the adjacent lung ... of the affected lung ... high-resolution chest CT
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
diameter are called lung ... a repeat chest CT ... comorbidities, such as chronic ... coronary artery disease ... Management options
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... dyspnea • (Less common ... angioinvasive disease ... • CT: Halo sign ... Abdominal pain, chronic
Nutrition in Cirrhosis: Dos and Don’ts
Screening:
 • Patients at risk for RFH-Nutritional Prioritizing Tool
 • Low
Anthropometry, CT ... complications of chronic ... of nutrition in chronic ... pattern (avoiding long ... Cirrhosis #diet #management
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Giant cell arteritis ... in literature (NEJM ... cases (Cornelia NEJM ... day, followed by long ... Symptoms #Diagnosis #Management