12 results
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
long (in days) it takes ... the peripheral blood ... Chronic kidney disease ... Production #Index #hematology ... #anemia #differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: Fever ... pain (20%) Renal disease ... (75%): Anemia ( ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Malar rash 40% - Fever ... - Hemolytic anemia ... (aPL) 30-45% Differential ... autoantibodies #signs ... #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Immunoglobulin M (IgM) • Blood ... younger pts) Differential ... sensitize red blood ... Symptoms: High fevers ... #hematology #diagnosis
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
of peripheral blood ... • Autoimmune diseases ... tachycardia or fever ... #differential # ... neutrophil #WBC #CBC #hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... noninflammatory Signs ... • Rheumatic fever ... #Diagnosis #MSK ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis: • Fevers ... purpura: strong sign ... pulses, bruis, or blood ... Large Vessel: Blood ... #diagnosis #rheumatology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
acute rheumatic fever ... ), RA, crystal disease ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Lymphadenopathy • Fevers ... Physical Exam/Signs ... cells can indicate disease ... • Neutropenia, anemia ... workup #oncology #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Crossmatch takes ... S/sx: Fever, flank ... Sx include: fever ... RBCs (stored at 4C ... diagnosis #management #hematology