28 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... - Differential Diagnosis ... Myelodysplastic Syndromes ... #Algorithm #Causes ... #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Diagnostic Framework ... chronic kidney disease ... Megaloblastic: Vitamin B12 ... Myelodysplastic syndrome ... #causes #hematology
Monoclonal Gammopathy of Clinical Significance (MGUS) - Differential Diagnosis

Neurologic-Centered:
 (+) Systemic Features: POEMS, AL amyloid, Cryoglobulinemia
Gammopathy of Clinical ... - Differential Diagnosis ... nemaline myopathy Cutaneous-centered ... Ig deposition disease ... #hematology #oncology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... • Goodpasture syndrome ... #rash #diagnosis ... #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... vasculitis) • Cutaneous ... (Clinical Dx). ... oral ulcers in 12 ... signs #symptoms #rheumatology
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
with creepy rash. diagnosis ... is clinical & labs ... one-time dose of 12 ... migrans #skinRash #dermatology ... #clinical #photo
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... gangrenosum • Cutaneous ... Sneddon-Wilkinson disease ... Paraproteinemias #Hematology ... #Differential #Diagnosis
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome ... hypogammaglobulinemia #immunology #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... : • Clinical triad ... • Autoimmune diseases ... Henoch-Schönlein purpura) • Cutaneous ... classification #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Viral Infection Clinical ... presentation) • Cutaneous ... hemolytic #anemia #hematology ... #diagnosis