5 results
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Common Variable ... increased infection risk ... - gastric and breast ... Chest CT: • Ground-glass ... DDX - Other causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
infection • Most common ... cause: Aspiration ... pneumonia • DM risk ... • Diminished breath ... CT Lung Abscess
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
dyspnea • (Less common ... • CT: Halo sign ... Pneumonia: • Risk ... , Shortness of breath ... factor • May cause
Bleeding Risk for Various Invasive/Surgical Procedures
Low Risk:
 • Dental extractions (1 or 2 teeth), endodontic (root
hernia repair, colon ... surgery (e.g. breast ... • Non-cataract ophthalmologic ... replacement) • Lung ... Perioperative #Procedures #Table
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
CLINICAL SPECTRUM Common ... areas include the ... lytic lesions, commonly ... Imaging: X-rays, CT ... PET-CT / MRI: Staging