10 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... infection • Most common ... Lung abscess ... Abscess Diagnosis ... seen • Chest CT
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... ) WHAT ARE COMMON ... Obstruction 6) Rheumatologic ... /Autoimmune diseae ... Bronchiectasis #pulmonary #diagnosis
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... : Pneumonia • Autoimmune ... thrombocytopenia and autoimmune
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... , Pancreas, Gastric ... regurgitation • Autoimmune ... Differential Diagnosis ... Regurgitation • Colon
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... • Non-autoimmune ... rheumatologic diseases ... common • Antihistone ... #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
RP-ILD), dermato-rheumatologic ... , pancreas, stomach ... , pancreas, stomach ... : • PBC, autoimmune ... Myositis #Myopathy #rheumatology
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
Biopsy of the lung ... patient received a diagnosis ... formation of multiple abscesses ... #NEJM #clinical ... #radiology #CT #
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential Diagnosis ... , verrucous) - Lung ... , Pancreas, Gastric ... regurgitation • Autoimmune ... Regurgitation • Colon
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Cirrhosis, ETOH, autoimmune ... ovarian tumors, lung ... Comment on type ... #differential #diagnosis ... #hematology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
droppings • Most common ... pulmonary symptoms • Rheumatologic ... Sinusitis • Brain abscess ... change in the lungs ... nails, bronchi, lungs