9 results
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
Allergic reaction ... Particular CD4+ Th cells ... harmful -> Th Cells ... macrophages, mast cells ... #Immunology #pathophysiology
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
and induce mast cell ... plasma cells that ... complexes bind to mast cells ... • Inflammatory cells ... #Immunology #pathophysiology
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Bell's Phenomenon ... neurologiabr #Bells ... #Phenomenon #Sign ... clinical #video #PhysicalExam ... ophthalmology #neurology
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
surfaces of body cells ... -> B-Cells with ... foreign -> B-cells ... HypersensitivityReaction #Allergy ... #Immunology #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
Bell's Sign on Physical Exam

The clinical sign resulting from functional insufficiency of the eyelid orbicularis was
Bell's Sign on Physical ... name known as Bell's ... semiologianeurologica #Bells ... #orbicularis #Neurology ... Clinical #Video #physicalexam
Bell's Phenomenon

Sign of peripheral facial paralysis manifested by eye movement up and out of the eyeball,
Bell's Phenomenon ... Sign of peripheral ... the eyelid #Bells ... clinical #video #physicalexam ... #neurology #CN7
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... - Microglial cells ... are the immune cells ... between nerve cells ... Lateral #Sclerosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... • Bilateral signs ... Pleocytosis > 100 cells ... diagnosis #management #neurology