Blood Pressure Measurement量血压处.ppt

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1、What Every Tech Should Know About Blood Pressure?,Lynn Lawrence,CPOT,ABOC,It can be a vascular diseaseThe pressure that blood inside the vessels are exerting on the walls of the vesselsCan be constant or intermittent,What is Blood Pressure?,Systolic Pressure exerted on your vessels when the heart co

2、ntracts and is pumping bloodDiastolic-Pressure exerted on your vessels when the heart is at restThese can change throughout the day and activities have an impact too,Blood Pressures,Anatomy of the Heart,Right Atria,LeftAtria,RightVentricle,LeftVentricle,Circulatory Anatomy,Reducing body weightRestri

3、cting dietary saltDecreasing fatNot smokingAvoiding excess alcoholExercising regularlyDeveloping relaxing techniquesTaking medication as prescribe,Healthy Life Styles Changes,It is the same as high blood pressureWhen your blood pressure is high,your heart must work harder to pump the same amount of

4、blood through your arteriesThis can damage your heart,kidneys,vessels and eyesMajor cause of cerebrovascular accident(stroke),cardiac disease,and renal failure,What is Hypertension?,Primary is the most common type and its cause are unknown.Secondary may be the result of renal vascular disease,renal

5、parenchymal disease,Cushings syndrome,DM,dysfunction of the thyroid or adrenal gland,pregnancy,and some neurologic disorders,2 Types,Head achesBlurred visionChest painFrequent night urinationNose bleedsDizziness/fatigueStrokesudden death of tissueHeart attackHypertensive retinopathy,hemorrhage,exuda

6、tes,papilledema,subconjunctival hemorrhages,Symptoms of Hypertension,Why is high blood pressure dangerous to a diabetic patient?,Question,Why is high blood pressure dangerous to a diabetic patient?a.Diabetes is a vascular disease and high pressure through weaken vessels is a bad combination,Question

7、,The kidneys play what role in blood pressure?,Question,The kidneys play what role in blood pressureA.Aids in maintaining pressure and volume by vasoconstriction,regulation of sodium,and fluid levels,Question,Why is it important to ask about BP during a screening?How about the family Hx?,Question,Sh

8、ould I take blood pressure before or after I dilate my patient.Why?,Question,Taking a blood pressure,Tools of the trade,Have the patient relax 20 minutesArm should be at heart levelPlace the Blood Pressure Cuff on the armAbove the elbow over the Brachial Artery,Taking a Blood Pressure,Select the cor

9、rect cuff sizeHave the patient relax their arm.Find the Radial pulse.,Taking a Blood Pressure,Inflate the blood pressure cuff until you can no longer feel a pulse.Then inflate 30mmHg more.At least 200mmHg,Taking a Blood Pressure,Place your stethoscope over the brachial artery.Begin deflating the cuf

10、f slowly until you hear the pulse return.This is your Systolic Pressure.,Taking a Blood Pressure,Listen until you no longer hear a pulse.This is the Diastolic Pressure.,Taking a Blood Pressure,Systolic greater than 140*Diastolic greater than 90*Difference less than 30 between the Systolic and Diasto

11、lic Pressures.*140/90210/120 severe hypertension These are general guidelines and may differ from the guidelines that the provider you are employed by uses.,Abnormal Blood Pressures,Blood Pressures are Documented asSystolic/Diastolic120 80,Documenting a Blood Pressure,Using your index and middle fingers,apply gentle pressure at the Radial Artery.Count the beats for 30 seconds and multiply by 2.,Taking a Pulse,New Glaucoma Findings,Hemorrhages Contrast,Striated hemorrhages in the fundus,Contrast,Questions?,