15 results
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
• Blood smear: Differential ... 2) LOOK FOR a cause ... → Systematic screening ... #diagnosis #management ... #treatment #rheumatology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Reactive: - Systemic ... • Rheumatoid Arthritis ... (Pancytopenia, WBC ... #Hematology #Oncology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... • Intrinsic RBC ... Extravascular #Causes ... #differential # ... diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... - Differential ... Cold AIHA • Alloimmune ... elliptocytosis - RBC ... #Hematology
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... cutaneous lupus • Arthritis ... Thrombocytopenia, Autoimmune ... hemolysis • Renal ... Erythematosus #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... , erythema and WBC ... effusion with few WBCs ... weeks) Can Be Caused ... Diagnosis #MSK #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... • They can cause ... Cryoglobulins Cause ... diagnosis #types #classification ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... permanent alopecia Differential ... disease • Non-autoimmune ... rheumatologic diseases ... Erythematosus #Diagnosis #Rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
: Pneumonia • Autoimmune ... hemolytic anemia ... ) • Systemic granulomatous ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Giant cell arteritis ... very remarkable w/differential ... identifies 85 to 95% of cases ... them, but urgent rheumatology ... Symptoms #Diagnosis #Management