PPT-Asthma Inflammation Bronchoconstriction

Hyperresponsive narrowing of the airways that causes airflow obstruction Hyperresponsiveness is an increased tendency of the airway to react to stimuli or triggers to cause an asthma attack . Quality asthma care involves not only initial diagnosis and treatment to achieve asthma control but also longterm regular followup care to maintain control Asthma control focuses on two domains 1 reducing impairment the frequency and intensity of sy During an asthma attack airways become inamed making it hard to breathe Asthma attacks can be mild moderate or serious and even life threatening Symptoms of an asthma attack include Coughing Shortness of breath or trouble breathing Wheezing Tightne . (Allergy and Anaphylaxis. Type I Hypersensitivity. . (Allergy and Anaphylaxis. ). IgE. -mediated hypersensitivity. Time: 2-30 . mins. Mechanism: . results from . IgE. antibodies bound to mast cells, when these . What is inflammation?. it’s a body response against ( MILD or MODERATE) injury , it’s a first line of defense. .. Not severe enough to cause cell death (necrosis).. . Inflammation is of two types:. Joseph Burdon + Tim . Sargeant. Inflammation. = . a localized physical condition in which part of the body becomes . reddened, swollen, hot, . and often . painful. , especially as a reaction to injury or infection.. Its purpose is to . localize. ,. . eliminate. the injurious . agent, . remove . damaged tissue . and . replace. it with healthy new tissue (. repair. ). . It consist principally of vascular changes associated with leukocyte infiltration and systemic reaction.. It is a chronic inflammatory disorder of the airways in which many cells and cellular elements play a role, in particular, mast cells,eosinophils,T lymphocytes, macrophages, neutrophils and epithelial cells.. Kristen Dostie. April 8, 2015. Cadmium (Cd). Toxic heavy metal . Found naturally in environment. Extremely long biological half-life . of 18-33. . years. Intoxication leads to a variety of adverse effects. rubor. (redness), . calor. (heat), tumor (swelling), dolor (pain), and loss of function. Seen here is skin with . erythema. , compared to the more normal skin at the far right.. The arm at the bottom is swollen (edematous) and reddened (. III. Asthma. chronic inflammatory . disorder of the airways. C. auses recurrent episodes of . wheezing, Dyspnea, chest tightness and cough . particularly at . night . and/or early . in the . morning. MSc . Etab. A. AL-. Mosawe. Fibrinous pericarditis.  is an exudative inflammation. The visceral pericardium (epicardium) is infiltrated by the fibrinous exudate. This consists in fibrin strands and leukocytes. Fibrin describes an eosinophilic (pink) network, amorphous. Leukocytes (. . Redha. AL-. Sabbagh. . definition . Acute. . inflammation. is a rapid host response that serves to deliver leukocytes and plasma proteins, such as antibodies, to sites of infection or tissue injury. د هبة احمد غيدان. LEC . 2. Cells of acute inflammation:. 1. . Neutrophils. : . Most prominent cells in acute inflammation during first 6hrs -24hrs.. 2. . monocytes. ----macrophages: . Dr. . Shakir. H. Mohammed . Al_Alwany. LEC 2,3,4. Hyperplasia & Physiologic . Hyperplasia. HYPERPLASIA . Increase . in the number of cells . results in increase in size of the . organ.