25 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
sweats, chills (infection ... disease or CHF) ... refer + order CT ... disease #Chronic ... Diagnosis #Algorithm #causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... • Chronic lung ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... DDX - Other causes
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... Clinical history ... head and neck, pancreas ... biliary, renal, lung ... concentration PET-CT
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... involving both lungs ... WHAT ARE COMMON CAUSES ... Immunodeficiency 3) Infection ... Rheumatologic/Autoimmune diseae
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
Diagnosis and Clinical ... , oral cavity) Caused ... susceptibility to infections ... ) Peptic Ulcer disease ... signs #symptoms #endocrinology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... Lung Abscess - Clinical ... seen • Chest CT ... #differential #causes
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... hematogenous spread of a disease ... Opacities: • Infectious ... pulmonary #CXR #clinical ... #CT
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... infections • ... : Clinical Manifestations ... Disease: • Clinical ... Imaging, high res CT
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Connective tissue diseases ... pulmonale, in advanced disease ... in the adjacent lung ... of the affected lung ... high-resolution chest CT
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... disease caused ... With disease progression ... Calcification (seen in CT ... Fibrosis #Silicosis #clinical