Geriatric Medical Potpourri Flashcards
- HTN is defined as what?
- Isolated systolic hypertension (ISH) a common form of HTN in the elderly, is defined as what?
- For most elderly pts can this be reversed?
- Most common presentation?
- Defined as systolic BP >140 or diastolic BP > 90
- sys BP >140 and diastolic BP less than 90
- For most elderly patients, hypertension does not have a reversible cause
- is asymptomatic
- Evaluation should include detection of what? 3
2. Treatment with lifestyle modifications and drugs, often starting with a what?
- cardiovascular risk factors and
- end-organ damage and a
- search for secondary causes when appropriate
- thiazide diuretic
The volume of blood pumped into the arterial tree is detemined by what?
3
- Volume of blood within the heart
- Vigor of the hearts contraction
- Kidneys
Stiffness of the arteries is determined by what?
3
- Vascular Smooth muscle cell contracile tone
- Endothelial Cell function
- Matrix that embeds the vascular smooth muscle
Associated Conditions with HTN?
5
- MI
- CVA
- PVD
- CHF
- Renal failure
If this is ideal…115/75:
Each ______ mmHg rise doubles risk of CVD?
KH 84 year old W F OA, osteoporosis, urinary incontinence -Urogyn clinic: BP=190/100 Asymptomatic BP history: 130/80 – 160/90, no consistency No meds What should you do?
20/10
Send em in
Name the SBP/DBP associated with the following BP Classification:
- Normal?
- Prehypertension?
- Stage 1 HTN?
- Stage 2 HTN?
- less than 120 and less than 80
- 120-139, 80-89
- 140-159, 90-99
- equal to or greater than 160, equal to or greater than 100
Benefits of Lowering BP Describe the average paercent reduction in the following: 1. Stroke incidence? 2. Myocardial infarction? 3. Heart Failure?
- 35-40%
- 20-25%
- 50%
Reduced progression of what mental problem occurs with effective antihypertensive therapy?
dementia
-Cognitive impairment more common w/ HTN
Accurately Measuring BP
depends on what? 4
- Cuff size
- Correct inflation
- Appropriate interval
- Several readings
Secondary Hypertension Causes?
10
- Sleep apnea
- Drug-induced
- Chronic kidney disease
- Primary aldosteronism
- Renovascular disease
- Chronic steroid therapy or
- Cushing’s syndrome
- Pheochromocytoma
- Coarctation of the aorta
- Thyroid or parathyroid disease
CVD risk factors?
9 (what are the top 4)
- Hypertension*
- Obesity* (BMI >30 kg/m2)
- Dyslipidemia*
- Diabetes mellitus*
- Cigarette smoking
- Physical inactivity
- Microalbuminuria or estimated GFR less than 60 ml/min
- Age ( 55+ for men, 65+ for women)
- Family history of premature CVD(men less than 55 or women less than 65)
Target Organ Damage
1. Of the heart specifically? 4
- Of other organ systems? 4
- Heart
- LVH
- Angina or prior MI
- Prior coronary revascularization
- CHF - Cerebrovascular disease (CVA/TIA)
- Renal disease
- Peripheral arterial disease
- Retinopathy
- LVH = __________ risk factor for CVD.
- Regression of LVH occurs with aggressive BP management: Such as? 3
- What should you get to dx this?
- independent
- weight loss,
- sodium restriction, and
- treatment with all classes of drugs except the direct vasodilators hydralazine and minoxidil.
- LVH
Laboratory Tests
For HTN?
1. Always? 6
- Optional? 1
- Always
- EKG!!
- UA
- Chem
- Fasting lipid panel
- H/H,
- TSH - Optional tests
- Microalbumin
Match the modification with the Approximate SBP reduction range:
- Weight reduction?
- Adopt DASH eating plan?
- Dietary sodium reduction?
- Physical activity?
- Moderation of ETOH?
- 5–20mmHg/10 kg weight loss
- 8-14 mmHg
- 2-8 mmHg
- 4-9 mmHg
- 2-4mmHg
Tx of HTN
1. Stage 1 HTN without compelling indications?
- Stage 2 HTN without compelling indications?
- With compelling indications?
- Thiazide-type diuretics for most. May consider ACEI, ARB, BB, CCB, or combination.
- Stage 2 Hypertension (SBP >160 or DBP >100 mmHg) 2-drug combination for most (usually thiazide-type diuretic and ACEI, or ARB, or BB, or CCB)
- Other antihypertensive drugs (diuretics, ACEI, ARB, BB, CCB) as needed.
- Ambulatory BP values are usually ______ than clinic readings.
- Hypertensive individuals:
- average awake BP > _____?
- average sleep BP >_____ mmHg? - Lack of BP drop of 10 to 20% during night could mean what?
- Home measurement of >______ mmHg is generally considered hypertensive
- lower
- 135/85
- 120/75
- possible increased risk for cardiovascular events.
- 135/85
JNC 7: Key Messages
1. Is BP >20/10 mmHg above goal?
2
- Most will require how many drugs to achieve goal BP?
- -start with two agents
one usually should be a thiazide-
-type diuretic. - > 1
Describe the initial therapies for the following drugs:
- Heart failure? 5
- S/P MI? 3
- High CAD risk? 4
- THIAZ,
- BB,
- ACEI,
- ARB,
- ALDO ANT
- BB,
- ACEI,
- ALDO ANT
- THIAZ,
- BB,
- ACE,
- CCB
Describe the initial therapies for the following drugs:
- Diabetes?5
- Chronic renal Dz? 2
- Recurrent stroke prevention? 2
- THIAZ,
- BB,
- ACE,
- ARB,
- CCB
- ACEI
- ARB
- THIAZ,
- ACEI
Drugs: Other Considerations
- Thiazides? 1
- BBs? 5
- CCBs? 1
- Alpha-blockers? 1
- Thiazides: good for osteopenia/osteoporosis.
- BBs:
- atrial tachycardias,
- migraine,
- thyrotoxicosis,
- essential tremor,
- perioperative period - CCBs: useful in Raynaud’s syndrome
- Alpha-blockers: useful in BPH
Relative Contraindications for the following:
- Thiazides? 2
- BBs? 2
- ACEI/ARBs?
- Aldosterone antags / K-sparing diuretics?
1.
- gout,
- hx hyponatremia
2.
- RAD or
- 2nd/3rd degree heart block
- risk of pregnancy
- hyperkalemia
Postural Hypotension
- What is it?
- Always check what when adjusting meds?
- Avoid what? 2
- Drop in standing SBP >10 mmHg ; associated with dizziness/fainting
- Always check orthostatics when adjusting meds
- Avoid
- volume depletion and
- excessively rapid titration
Hypertensive emergencies:
- Definition? 2
- Examples? 7
- Requires what treatment? 2
- Emergency:
- marked BP elevations AND
- acute TOD - encephalopathy,
- TIA/CVA,
- papilledema,
- MI or unstable angina,
- pulmonary edema,
- life-threatening arterial bleeding or aortic dissection,
- renal failure
- requires hospitalization and
- parenteral drug therapy.