26 results
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... Clinical history ... biliary, renal, lung ... concentration PET-CT ... workup #treatment #rheumatology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Lung Abscess - Clinical ... seen • Chest CT ... #differential #causes
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 ... 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
to 8 years Clinical ... • Chronic lung ... Chest CT: • Ground-glass ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... - Differential Diagnosis ... • Kikuchi Disease ... , Mediastinum, Lungs ... #Hematology #Oncology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... : Clinical Manifestations ... Lung Disease: ... • Clinical (Symptoms ... Imaging, high res CT
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... in Sickle Cell Disease ... Generally affects long ... #differential #diagnosis ... #causes #hematology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Infections including coronavirus ... : • + Clinical ... cryoglobulins • Negative causes ... #rheumatology # ... hematology
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
yield of available diagnostic ... diameter are called lung ... masses & should ... malignancy, clinical ... coronary artery disease
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Fever is the main clinical ... rash) • Heart, lung ... Activation #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology