16 results
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Study • Clotting tests ... activity (e.g. antibody ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... Scl70 (in some cases ... #Antinuclear #Antibody ... #differential #diagnosis ... #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear Antibody ... scleroderma) - Anti-Scl ... anti-topoisomerase antibody ... Antineutrophil #antibodies #diagnosis ... #rheumatology #
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... should be obtained ... (to support a diagnosis ... laboratory #workup #diagnosis ... #testing #Rheumatology
Thrombocytopenia and Pregnancy
Three syndromes in the critically ill pregnant woman who presents with coagulation defects.
1) HELLP
Elevated Liver tests ... child * Severe cases ... Obstetrics #OBGyn #Hematology ... #Diagnosis #Comparison
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
Elevated Liver tests ... child * Severe cases ... AFLP #obstetrics #hematology ... #diagnosis #table ... #comparison
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Antinuclear Antibody ... Scl70 (in some cases ... #Antinuclear #Antibody ... #differential #diagnosis ... #rheumatology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... without other cause ... transfusion • Pathophysiology ... Transfusion #Reactions #hematology ... #diagnosis #comparison
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential Diagnosis ... antibodies (APLS should ... Venous #Arterial #pathophysiology ... #hematology #differential ... #diagnosis #vascular