729 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Increased Cell ... imports K+ into cells ... Diagnosis #Algorithm #causes ... potassium #low #pathophysiology
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
activation and cell ... natural killer cells ... - Red blood cell ... Classification #Pathophysiology ... Diagnosis #Reactions #Table
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
is entirely T-Cell ... exposure to allergen causes ... allergen-specific T-Cell ... harmful -> Th Cells ... Allergy #Immunology #pathophysiology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Allergen-specific lgE causes ... mast-cell degranulation ... T-cells recruit ... types #allergy #table
Autoimmune Gastritis - Pathophysiology

Anti-ParietaI Cell, CD4+ T Cells, Autoantibodies -> x Parietal Cells, x HCL, x
Autoimmune Gastritis - Pathophysiology ... Anti-ParietaI Cell ... , CD4+ T Cells, ... -> x Parietal Cells ... Autoimmune #Gastritis #Pathophysiology
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Features of a Sickle Cell ... Crisis Sickle-cell ... These cells can ... Crises can be precipitated ... The underlying pathophysiology
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... disease Rare causes ... : - B or T cell ... CD3-CD4+ T cells
Gastric Acid Secretion - Pathophysiology
Chief cell - Pepsinogen
Parietal cell - Acid, Intrinsic factor
G cell - Gastrin
Inhibitors:
Acid Secretion - Pathophysiology ... Chief cell - Pepsinogen ... Parietal cell - ... Intrinsic factor G cell ... Acid #Secretion #Pathophysiology
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
stored red blood cells ... hypoxemia - Sickle cell ... Dissociation #Curve #Pathophysiology ... #Differential #Causes
Inflammatory Cascade: Pathogenesis and Clinical Findings
Continued Innate Immunity
 • Phagocytosis: (main mechanism) neutrophils and macrophages engulf
Natural Killer Cells ... • Humoral: (B cell ... : (T cell response ... and cytotoxic cell ... #Inflammation #pathophysiology