7 results
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Diagnosis: • hemolytic ... for anti-C3d and negative ... malignancies - B-cell ... sensitize red blood cells ... #anemia #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
potassium from lysed cells ... (rare), false negatives ... infographic by Nick ... #Transfusion #diagnosis ... #management #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
potassium from lysed cells ... (rare), false negatives ... in 650,000 by Nick ... #Transfusions #diagnosis ... #management #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Lymphoma (HCV) • CLL ... • Coombs (-) hemolytic ... Thrombosis in vascular beds-renal ... Paraproteinemias #Hematology ... #Differential #Diagnosis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... Well-circumscribed ... patches on the face, neck ... #differential #diagnosis ... #dermatology #compared
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
scale • Basal cell ... skin • Squamous cell ... Groin, axilla, neck ... ; pruritis #dermatology ... #differential #diagnosis
Solitary Cell Plasmacytoma

What?
• Plasma cell neoplasms can present as a single lesion (solitary plasmacytoma)
• In 3%
in the head and neck ... EMP - head and neck ... Diagnosis? ... marrow biopsy negative ... #Workup #Hematology