Asthma characterized by
Inflammation,mucosal secretions ,increased secretions
Asthma diagnosed when NO extrinsic factor can be identified. Result of factors such as emotional stress, exercise or fatigue.
Mast cells that releAse chemical mediators such as eosinophils, leukotrinesbhistamines
The chemical mediators cause
Smooth muscle constriction brnchospasm dilation of blood vessels and tissue swelling AKA edema
Has longer duration but starts later
Age group most intrinsic pt
Intrinsic brought n by
Infection,exercise cold air occupation exposure drugs
Manifestations of asthma
Increase RR,hr,BP,cardiac output insp and exp accessory muscle se ,increase AP diameter, intcostal retractions cough sputum
Decreased tactile and vocal fremitus, hyperresonnance
Chest xray signs
Flat diaphragms increased intercostal spacebradiolucency
Severe persistent asthma treated with
Corticosteroids and long acting B2 adrenergics
Rescue inhalers are
Status asthmatics may get treated with
Mechanical ventilation because ot dosent respond to meds
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.