829 results
COVID-19 Life Cycle

#COVID19 #LifeCycle #Timeline #Pathophysiology #Diagnosis
Cycle #COVID19 #LifeCycle ... #Timeline #Pathophysiology
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
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Complement Pathway Activation ... Vasculitis #HUV #Pathophysiology
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 ... #Anaphylaxis #pathophysiology
Non-Infective Endocarditis - Pathophysiology
Non-infective Endocarditis Pathophysiology:
 • Valves usually undamaged - Etiology poorly understood but thought
Endocarditis - Pathophysiology ... Non-infective Endocarditis Pathophysiology ... Infective Endocarditis Pathophysiology ... forms and promotes activation ... NBTE #Marantic #pathophysiology
Tranexamic Acid: Mechanism of Action
 - TXA is an anti-fibrinolytic
 - TXA is a synthetic analog
fibrin → preventing activation ... Tranexamic #Acid #pathophysiology
Pathophysiological mechanisms of diastolic heart failure HFpEF and possible therapeutic interventions.
Hypertension → Overload
Diabetes → Oxidative stress,
Oxidative stress, RAGE activation ... #dchf #hfpef #pathophysiology
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
Leishmaniasis #LifeCycle ... #diagnosis #pathophysiology
Three Ds of Clinical Debriefing : Deactivation, Deconstruction and Dissemination 

- Dr. Ben Symon https://twitter.com/symon_ben

#Clinical #Debriefing
Clinical Debriefing : Deactivation ... Debriefing #3Ds #DDDs #Deactivation
Inflammatory Cascade: Pathogenesis and Clinical Findings
Continued Innate Immunity
 • Phagocytosis: (main mechanism) neutrophils and macrophages engulf
of antibodies, activation ... #Inflammation #pathophysiology