8 results
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Age > 50 • Chronic ... Hodgkin's Lymphoma #Diffuse ... Diagnosis #Algorithm #Causes ... #Hematology #Oncology
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... Differential Diagnosis ... ) • Abnormal CXR ... refer + order CT ... Diagnosis #Algorithm #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
pneumonia • Chronic ... Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess ... #causes #management
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation causes ... in the adjacent lung ... of the affected lung ... CT) • Broncho-arterial ... Bronchiectasis #pulmonary #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... Abdominal pain, chronic ... Infections #HIV #AIDS ... #pulmonary #differential
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 ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Mediastinal mass) • CT ... Immunohistochemical studies (to differentiate ... physical exam, CT ... classification #hematology ... #oncology #management
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... encounters due to NTM: Chronic ... Hematologic malignancy ... Imaging, high res CT ... NTM #Infections #differential