25 results
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
Bell's Palsy Bell ... Palsy is a damage, acute ... Bell’s palsy happens ... By @rev.med #Bells ... #anatomy #pathophysiology
Inflammatory mechanism of asthma. 
Airway epithelial cells exposed to activation stimuli, including allergens, viruses, and irritants,
Airway epithelial cells ... These T cells then ... TH2 cells also migrate ... #asthma #pathophysiology ... immunology
Inflammatory Cascade: Pathogenesis and Clinical Findings
Continued Innate Immunity
 • Phagocytosis: (main mechanism) neutrophils and macrophages engulf
Inflammatory Cascade ... Natural Killer Cells ... cell activity #Inflammatory ... #Inflammation #pathophysiology ... #immunology
Anaphylaxis: Pathogenesis
Anaphylaxis is a Type 1 hypersensitivity reaction
While the primary mechanism of anaphylaxis is mast cell
production of inflammatory ... Recruitment of inflammatory ... cells • ANS activation ... #Anaphylaxis #pathophysiology ... #immunology
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
allergen-specific plasma cells ... complexes bind to mast cells ... cells recruited ... Complications: • Acute ... #pathophysiology
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
maturation of B cells ... from precursor cells ... Absence of mature B cells ... CD19+) and plasma cells ... #immunology
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
mutation) that alter inflammatory ... yrs old; F>M Signs ... Anemia - Giant cells ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
Acute Rheumatic ... B and CD-4+ T cells ... , Carditis #Acute ... RheumaticFever #pathophysiology ... #diagnosis #signs
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
clinical findings Acute ... the mastoid air cells ... : Extension of inflammatory ... #Mastoiditis #pathophysiology ... #signs #symptoms
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Characterized by red blood cells ... These cells can ... 2) Aplasia - Acute ... sequestration of sickle cells ... Crisis #Features #Signs