10 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Peripheral blood ... for secondary causes ... allergy, drug reaction ... organ-specific signs ... Differential #diagnosis #hematology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
transfusion • Allergic reaction ... hyperthermia crisis (late sign ... • Intracranial blood ... Anesthesiology #Anesthesia #Checklist ... #Diagnosis #Management
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Causes purpura & ... TRALI): Leading cause ... potassium from lysed cells ... Transfusion #diagnosis #management ... #hematology #reactions
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Causes purpura & ... TRALI): Leading cause ... potassium from lysed cells ... Transfusions #diagnosis #management ... #hematology #reactions
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
anti-coagulation • Hematologic ... retinal edema caused ... Retina • Ganglion cells ... Occlusion #CRAO #pathophysiology ... ophthalmology #diagnosis #signs
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... WBC >100k, + lab signs ... Lysis of tumor cells ... TLS #diagnosis #management ... #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Phagocytosis of blood ... Drugs, Unknown cause ... Lymphohistiocytosis #diagnosis #management ... treatment #summary #rheumatology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
ABO incompatible blood ... protein C and S Pathophysiology ... Treat primary cause ... #treatment #management ... #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
disease, drug reactions ... purpura: Strong sign ... pulses, bruits, or blood ... Multinucleated giant cells ... tract, and often causes
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
recognition and management ... hyperinflammatory syndrome caused ... Presentation • Common Signs ... Pathophysiology ... #Hematology #HemeOnc