47 results
Coagulation Cascade and Anticoagulant Sites of Action

- Amy Chung, MD, MSc https://twitter.com/AmyChung

#AntiCoagulation #Cascade #Anticoagulants #Medications #Pharmacology
#Medications #Pharmacology ... #Pathophysiology ... Mechanisms #DOAC #Hematology
Beta-Blockers in Cirrhosis
 • Pathophysiology
 • Indications:  Prevention of decompensation, Prevention of first variceal bleeding,
in Cirrhosis • Pathophysiology ... BetaBlockers #Cirrhosis #hepatology ... #management #pharmacology
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Cytokines, Mast Cells ... perivascular inflammatory cells ... Vasculitis #HUV #Pathophysiology ... #Rheumatology
Lactulose: Mechanism of Action in Hepatic Encephalopathy
Lactulose → ↑ Lactic Acid, Acetic Acid → ↓ pH
#Lactulose #pharmacology ... mechanism #ammonia #hepatology ... #pathophysiology
Role of Uric Acid in the Inflammation of Gout

Allopurinol, Febuxostat - Xanthine oxidase
Colchicine - Release of
gout #uricacid #pathophysiology ... #pharmacology # ... rheumatology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... depolarization in fast AP cells ... depolarization in slow AP cells ... VaughanWilliams #Classification ... Classes #cardiology #pharmacology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Reed-Sternberg (RS) Cells ... (LP) tumour B cells ... Lymphoproliferative #Disorders #Classification ... #pathophysiology ... #Hematology #Diagnosis
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... germinative skin cells ... Skin-homing T-cells ... #Diagnosis #Dermatology
Sickle Cell Disease - Pathophysiology of disease and complications 

Due to the deformed shape, HbS induces
Cell Disease - Pathophysiology ... the sickle red cells ... SickleCell #Disease #Pathophysiology ... Complications #Hematology
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
with cytotoxic T cells ... natural killer cells ... antigen - TH1 cells ... Hypersensitivity #Types #Classification ... #Pathophysiology