12 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear Antibody ... ) • Systemic lupus ... of cases) 2 ... Antineutrophil #antibodies #diagnosis ... #rheumatology #
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Warm Antibody Autoimmune ... bilirubin, ↑ LDH • Anti-RBC ... • Blood smear: Differential ... 2) LOOK FOR a cause ... management #treatment #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Post-strep GN, Lupus ... Glomerulonephritis #Vasculitis #differential ... #diagnosis #algorithm ... #rheumatology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Can present from infancy ... predispose to other orthopedic ... #diagnosis #causes ... #hematology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antibodies (ANA) ANA or Anti-NucIear ... Antibody refers ... , Drug-induced Lupus ... ANA #patterns #rheumatology ... #diagnosis #differential
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... , anti-Su/Ago • ... #Antinuclear #Antibody ... Cytoplasmic #Patterns #differential ... #diagnosis #rheumatology
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
Disease - Systemic Lupus ... ; Positive for anti-ganglioside ... antibody GQ1b) ... Rhombencephalitis #Differential ... #Diagnosis #Causes
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
decline in T3; anti-TPO ... antithyroglobulin antibody ... in a newborn or infant ... #hyperthyroid #differential ... #diagnosis #endocrinology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential ... treatment - Maternal antibody ... Chediak-Higashi syndrome Infant ... #diagnosis #causes ... #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Urticarial Vasculitis (anti-C1q ... such as systemic lupus ... testes -> pain, infarct ... #diagnosis #rheumatology