20 results
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Warm Antibody Autoimmune ... • Blood smear: Differential ... 2) LOOK FOR a cause ... → Systematic screening ... Anemia #diagnosis #management
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Congenital Diseases ... Inflammatory and Autoimmune ... Diseases: • Systemic ... hemoglobinuria • Antibody-mediated ... #Diagnosis #Hematology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
central nervous system ... an underlying autoimmune ... Inflammatory causes ... encephalomyelitis • MOG antibody-associated ... #inflammatory #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
or Anti-NucIear Antibody ... Positive ANA ≠ Autoimmune ... Thyroid, Autoimmune ... ANA #patterns #rheumatology ... #diagnosis #differential
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... Chain deposition disease ... Atypical HUS, autoimmune ... Mnemonic #diagnosis #differential ... #hematology
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
Toxoplasmosis AUTOIMMUNE ... - Systemic Lupus ... anti-ganglioside antibody ... Rhombencephalitis #Differential ... #Diagnosis #Causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
: Pneumonia • Autoimmune ... hemolytic anemia) • Systemic ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
(cutaneous or systemic ... early localized disease ... multiforme • Acute systemic ... comparison #table #differential ... #diagnosis #dermatology
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 ... diseases: - 10% ... Antineutrophil cytoplasmic antibody
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Early liver disease ... FVIII antibody ... associated with systemic ... #diagnosis #differential ... #hematology #coagulation