39 results
Cutaneous and Systemic Findings in Dermatomyositis
Cutaneous Findings:
 - Heliotrope sign and edema
 - Nail-fold changes
 -
- Heliotrope sign ... or shawl sign ... - Gottron's sign ... - Interstitial lung ... Dermatomyositis #Diagnosis #Rheumatology
Transfusion Reactions - Summary Cheatsheet
 • Hemolytic Reaction
 • Febrile Reactions
 • Transfusion Related Acute Lung
Transfusion Reactions ... Related Acute Lung ... Graft Vs Host Disease ... #diagnosis #management ... #hematology #complications
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
similarly to mast cells ... during an allergic reaction ... Or Inflammatory Reactions ... Colitis and Crohn’s Disease ... Diagnosis #causes #hematology
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
the Nikolsky sign ... the Nikolsky sign ... includes Kawasaki disease ... fever or Nikolsky sign ... #Diagnosis #Dermatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophilia, 500-1,500 cells ... Hypereosinophilia, >1,500 cells ... allergy, drug reaction ... organ-specific signs ... Differential #diagnosis #hematology
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
Diagnosis and Management ... thrombocythemia), Autoimmune disease ... adsorption onto cancer cells ... Syndrome #Diagnosis #Management ... #treatment #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Related Acute Lung ... potassium from lysed cells ... Borrellia (Lyme disease ... Transfusion #diagnosis #management ... #hematology #reactions
Treatment of Non-hepatitis C virus Cryoglobulinemia Vasculitis - French Vasculitis Study Group

MONOCLONAL CRYOGLOBULINEMIA (TYPE 1) 
IgM
Target plasma cells ... /or refractory disease ... Cryoglobulinemia #Vasculitis #Management ... #Rheumatology #
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... anti-NXP2 Abs Lung ... Dermatomyositis #rheumatology
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Multi-system autoimmune disease ... (interstitial lung ... disease), PAH ( ... Scleroderma #SSc #rheumatology ... #diagnosis #signs