3370 results
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... : - Drug reaction ... infection - Allergic reaction ... disease Rare causes
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
to an allergic reaction ... cell surfaces causes ... an immune reaction ... to an allergic reaction ... exposure to allergen causes
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... - Mechanism of Action ... Allergen-specific lgE causes ... Acute transfusion reaction ... hypersensitivity #reactions
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
during an allergic reaction ... Or Inflammatory Reactions ... Chickenpox Other Causes ... Differential #Diagnosis #causes
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Blood Transfusion Reactions ... common immune reaction ... Causes purpura & ... TRALI): Leading cause ... more likely to cause
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Causes of Pseudocellulitis ... avoid allergic reactions ... Inflammatory Causes ... Pseudocellulitis: • Drug reaction ... Neoplastic Causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
blisters, possibly crusts ... Bullous impetigo - Reaction ... diabeticorum) - Reaction ... Diagnosis #Algorithm #causes
Evaluation of Leukocytosis:
The term 'leukocyte' applies to any cells within the myeloblast, monoblast, & lymphoid lineages.
Include
× 109 per L] Reactive ... Leukemoid reaction ... Leukemoid Reaction ... in a leukemoid reaction ... the underlying cause
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
common immune reaction ... once had another reaction ... Causes purpura & ... TRALI): Leading cause ... more likely to cause
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... - Transfusion reaction ... - Transplant rejection ... Noninfectious #Causes