Hypertension-Strasser Flashcards

1
Q

what fraction of patients with hypertension are unaware

A

1/3

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2
Q

what is the formula for Blood Pressure

A

CO times TPR

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3
Q

what is the formula for CO

A

SV times HR

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4
Q

what are the JNC 7 regulations

A

normal: <80
prehypertenion 120-139 or 80-89
hypertension stage 1: 140-159 or 90-99
hypertensoin stage 2: greater than or equal to 160 or greater than equal to 100

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5
Q

what are the JNC 8 regulations

A

greater than 60 years, target is less than 150/90
less than 60 years less than 140/90
greater than 18 years with CKD less than 140/90
greater than 18 years with diabetes less than 140/90

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6
Q

what are the main differences in JNC8 versus 7

A

no stages of hypertension and similar treatment goals for all patients with high blood pressure but lower goals set for younger patients and those with comorbidities

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7
Q

what are the four FIRST LINE treatment agents

A

ACEI’s
ARB
CCB
diuretics

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8
Q

what system has the highest capacity to reduce intravascular volume

A

the Kidney!

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9
Q

onset 20-50 years
family history of hypertension
normal vitamin K, urinalysis

A

essential hypertension

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10
Q

increased creatinine and abnormal urinalysis

A

chronic renal disease hypertension

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11
Q

decreased serum potassium

A

primary aldosteronism hypertension

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12
Q

abdominal bruit, sudden onset esp after age 50 or less than 20 and decreased serum K

A

renovascular hypertension

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13
Q

paraxosyms of palpitations, diaphoresis and headache, weight loss, episodic hypertension

A

pheochormocytoma hypertension

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14
Q

blood pressure in arms is greater than the legs or right arm greater than left arm, midsystolic mumur between scapula and chest x ray aortic indencation and rib notching

A

coarctation of the aorta

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15
Q

central obesity with hirsutism

A

cushing syndrome

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16
Q

the diagnosis for essential hypertension is _____________

A

one of exlusion

17
Q

what are the hypothesized genetic abnormalities of essential hypertenion

A

defects in renal excretion of sodium
abnormal sodium export across cell membranes
increased autonomic NS response to stress

18
Q

what race is more proned to hypertension

A

African americans

19
Q

70% of essential hypertension patients have

A

inappropriate renin levels

20
Q

effects of hyperinsulinemia

A

stimulates renal reabsorption leading to increase vascular volume
increased SNS acivity leading to increase catecholamines in circulation; alters cell membrane ion transport leads to increased intercellular calcium and vascular tone

21
Q

is a protein synthesized by adipose tissue which promotes appetite suppresion and stimulates the SNS

A

Leptin

22
Q

what is the essential hypertension hemodynamic progression

A

from high CO, normal TPR to normal CO, high TPR

23
Q

what are five clues to secondary hypertension

A
age: less than 20 greater than 50
severe
abrupt
associated sign and symptoms
family history of sporadic hypertension
24
Q

examples of meds

A
oral contraceptives
glucocorticoids
cyclosporine A
erythropoietin
cocaine
ETOH
OTC cold remedies
25
Q

what is the mechanism for renal parenchymal disease

A

increased intravascular volume

26
Q

what is the mechanism for renal disease

A

decreased renal blood flow leads to renin secretion leading to increased angiotensin II and increased aldosterone leading to increased BP

27
Q

diagnosis of renal hypertension

A

abdominal bruits

decreased serum potassium due to increase aldosterone’s excessive renal excretion of potassium

28
Q

what is the treatment or correction to help with renal hypertension

A

atherosclerosis stending and ACEI for unilateral RAS which negates Renin by impeding formation of angiotensin II

29
Q

is a catecholamine secreting tumor that secretes Epi and Ne

A

pheochromocytoma

30
Q

thrombing HA, profuse sweating and palpitation

A

pheochromocytoma

31
Q

increased aldosterone and decreased renin plasma levels

A

primary aldosteronism

32
Q

secondary aldosteronism

A

rare renin secreting tumor that leads to increased angiotensin II

33
Q

function of cortisol

A

increases renin synthesis, blood volume expansion, and inhibits cholinergic vasodilation

34
Q

central obestiy, rounded facies, proximal weakness, hirsuitsm

A

Cushing’s syndrome

35
Q

action of thyroid hormone and hypertension

A

induces sodium potassium ATPases in heart and blood vessels which increases blood volume and stimulates tissue metabolism and oxygen demand thus modulates local vascular tone

36
Q

consequences of hypertension include symptoms of

A

dizziness, epistaxis and HA

37
Q

what are some common signs of hypertension

A

LVH, arterial bruits and retinoapthy

38
Q

the degree of organ damage reflects and is attributed to

A

increased workload on the heart and arterila damage (weakend vessel walls and accelerated atherosclerosis)