120 results
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation ... soluble CD163 • Histopathologic ... bone marrow Histopathologic ... MAS #Macrophage #Activation
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
tissue site - Activation ... Leukocytoclastic vasculitis (histopathologic
Anaphylaxis: Pathogenesis
Anaphylaxis is a Type 1 hypersensitivity reaction
While the primary mechanism of anaphylaxis is mast cell
anaphylaxis is mast cell activation ... Inappropriate mast cell activation ... cells • ANS activation
The parasympathetic and sympathetic systems - Activation and inhibition pathways by organ system

#Sympathetic #Parasympathetic #Systems #Pathways
sympathetic systems - Activation
Fibrinolysis. 
Fibrinolysis occurs when plasminogen is activated to plasmin under the influence of factors such as
tissue plasminogen activator ... thrornbolytic drugs by activating
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Viruses: HSV (reactivation ... Viruses: HSV (reactivation ... Viruses: CMV (reactivation ... ), VZV (reactivation ... ), CMV (reactivation
Tranexamic Acid - Indications and Pharmacology
Pharmacokinetics:
 • MOA: Inhibits plasminogen activation to plasmin & inhibits fibrinolysis
Inhibits plasminogen activation ... reduces complement activation
Gastric Intestinal Metaplasia (GIM)
 • GIM is a precancerous, histopathologic change characterized by replacement of normal
precancerous, histopathologic
Disseminated Cysticercosis - Magnetic resonance imaging (MRI) of the head revealed diffuse hyperintense septated cystic lesions
gastrocnemius muscle, and histopathological
Calcium Channel Blocker Conversion Table

Nifedipine versus amlodipine - Nifedipine XL used only as the short acting
associated with activation