11 results
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
CT in 6 to 12 months ... comorbidities, such as chronic ... coronary artery disease ... Management options ... CT imaging, positron
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... biliary, renal, lung ... , lymph node), high ... concentration PET-CT ... #diagnosis #management
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... pneumonia • Chronic ... CT Lung Abscess ... Management: • ... Clindamycin in case of PCN
Bronchoscopic Removal of an Obstructing Broncholith - Computed tomography of the chest showed an obstructing broncholith
tomography of the chest ... consolidation (Panel B, lung-window ... #Clinical #PCC # ... Broncholith #CT ... #Bronchoscopy #NEJM
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Autoimmunity • Chronic ... lung disease ... Chest CT: • Ground-glass ... opacities • Nodules ... Malignancies • Chronic
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... A chest radiograph ... indicated stage IV disease ... #NEJM #clinical ... #radiology #CT #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... angioinvasive disease ... • CT: Halo sign ... Abdominal pain, chronic ... nodules possible
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Connective tissue diseases ... centrilobular nodules ... in the adjacent lung ... of the affected lung ... CT) • Broncho-arterial
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... Other tests: • CT ... sparing of the lung ... CT ... differential #diagnosis #management
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
lung disease ... encounters due to NTM: Chronic ... • Nodular or ... Centrilobular nodules ... Imaging, high res CT