hypersensitivity
Type III: immune complex mediated response
Type IV: delayed T cell mediated response
Small particles deposit in bronchioles
Allergic granulomatous reaction
No increase in IgE or eosinophils
Clinical Presentation
Acute form
4~ 8 hours after exposure
Cough, fever, chill, myaliga, dyspnea, nausea
Bibasilar crackle
Subacute form
Few days after ex
Definition
the body responds to a particular substance (called allergens) in an exaggerated fashion
antibody mediated hypersensitivity reaction
can occur in many parts of the body.
the antibodies produced by the immune response bind to antigens on the patient's own cell surfaces
either be intrinsic or extrinsic.
Defintion
Known as immune complex hypersensitivity.
Systemic or organ spe
과민성 폐장염
inflammation of the alveoli within the lung caused by hypersensitivity to inhaled organic dusts. Sufferers are commonly exposed to the dust by their occupation or hobbies.
1.정의
inhalation of an antigen.
This leads to an exaggerated immune response (hypersensitivity).
Type III hypersensitivity and type IV hypersensitivity occur in hypersensitivity pneumonitis
2.기전
1)t
기능성 소화불량증의 증상 완화에 효과적이다. 메타분석 결과, H2RA의 response rate는 54%이고 플라시보의 response rate는 40%로, 플라시보에 비해 통계적으로 유의미한 효과가 있었다. 기능성 소화불량증에 대하여 히스타민수용체길항제와 프로톤펌프억제제는 동등한 효과가 있었다.2)
(3) 위장관 운동촉진제
bid/tid
(discontinue when cleared)
Contraindication: Documented hypersensitivity
(clinical viral, fungal, and bacterial skin infections)
Hydrocortisone ointment 1% (Cortaid)
Medium-strength topical corticosteroid for body areas.
Use 0.05-0.1% ointment in adults and 0.05% ointment in pediatrics.
Apply topically bid/tid until response
(discontinue when cleared)
Betamethasone valerate (Beta-Val)