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105 Cards in this Set

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HTN diagnosis requires
SBP > 140 or DBP > 90 at least two visits 2 weeks apart [unless it is SEVERE or there is already evidence of END ORGAN DAMAGE]
Best way to make sure HTN is "real" : hospital or ambulatory/home measurement?
home
mild HTN best next step
repeat BP measurement 1-2 weeks later
HTN & older than 65. LDL is found to be 175: next step
drug therapy; a statin rather than lifestyle (he has 2 RFs)
Most useful lifestyle change if you have to pick one to lower BP
Weight loss
Exception HTN diagnosis that only requires one reading?
if SBP >210 or DBP >120. OR already have end organ damage
chlorthalidone
thiazide
best initial tx for htn
thiazide
most common adverse effect of thiazide
hypercalcemia
if thiazides don’t work, what is the next best step if no other medical condition?
beta blocker, ACE-I, or CCB equal if no other condition
HTN + history of BPH - drug of choice?
doxazosin, prazosin, terazosin, alpha1 antagonists
most common S/E of doxazosin
ortho hypo
htn drugs associated with hyperkalemia
ace inhibs, arbs, beta blockers, spironolactone
s/e of ccb
constipation
HTN + osteoporosis: best drug
hydrochlorothiazide.
calcium oxalate kidney stones, with HTN, best initial therapy?
hydrochlorothiazide. Causes hypercalcemia -> takes calcium out of URINE, into blood therefore helps with kidney stone
diabetes, CHF, HTN, migraines. Drugs: metoprolol, enalapril, metformin, HCTZ, spironolactone. Has attack of gout. Start NSAIDS & colchicine: what's next? (stop what drug)?
STOP hctz b/c it increases uric acid
HTN + heart failure: primary tx
beta blocker
Diabetes + HTN
ace inhibs
never use what in acute gouty attacks
allopurinol
Synergistic with HCTZ
ACE-I
HTN patient, what is most expected on auscultation
S4 gallop due to left vent hypertrophy/stiffness
envelope shaped crystals
calcium oxalate crystals. antifreeze.
HTN pt, what's expected on urinalysis? Hyaline casts, rbc casts, oxalate crystals, granular casts, proteinuria
proteinuria. It will be FROTHY
left BBB looks like
ischemia.
left BBB + story of chest pain: tx?
thrombolytics, b/c can't see if st elevation or not
EKG findings for LV hypertrophy
S wave in V1 & R wave in V4 or V5 greater than 35 mm
HTN can lead to what neuro findings
multi infarct dementia & strokes
Pt comes in with hypertensive crisis, best step in management
IV labetolol, enalapril, nitroprusside
Most common cause of secondary HTN
renal artery stenosis.
RFs for HTN
age, male gender, African American race, obesity, family history, increased sodium intake, alcohol (more than 2 oz)
Major cardiac complications of HTN
cardiac: CAD, CHF + LVH, aortic dissection stroke, renal failure.
Eye cx in HTN
visual disturbance & scotoma from AV nicking & cotton wool spots. Papilledema
CNS cx in HTN
intracerebral hemorrhage, other stroke subtypes
Lab tests you should order to evaluate target organ damage & CV risk?
UA, chemistry panel, fasting glucose, lipid panel, ECT
Stage I HTN? Stage II HTN?
Stage I: 140-159/90-99 Stage II: 160 +/ 100 +
Which anti HTN meds are safe in pregnancy
beta blockers and hydralazine
S/E of thiazides that merit close watching of levels
hypokalemia, hyperuricemia, hyperglycemia, hypomagnesia, elevated cholesterol & TGs, metabolic alkalosis
If a patients response to an antiHTN agent is not adequate do you change to another first line agent of a different class or add a seond agent?
change to another first line agent.
Obese + HTN patient: what screening test is appropriate?
Diabetes screening.
Abdominal ultrasound used when
males who smoke b/w 65-75 to rule out AAA (resect >5cm)
Screening chest xray in what population?
none. Too many false +s and -s
PSA when? Virtual CT colonscopy?
Not helpful.
Best screening test for diabetes
two fasting glucoses >126. random over >200, abnormal glucose tolerance test
Pt on HCTZ and has diabetes. Etiology is?
DECREASED insulin receptors. (also insufficient insulin release but not most important)
Best initial therapy for patient with HTN & Diabetes? Why? MOA of drug?
Metformin. Does not cause hypoglycemia or wt gain. (blocks GNG). Best efficacy. (Biguanide)
Miglatol MOA? S/E?
alpha glucosidase inhibitor. Flatulence
Pioglitazone
TZD. Decrease insulin resistance in skeletal m & liver.
Repaglinide
no advantage over sulfonylureas. insulin secretagogue
how many can be controlled with diet & exercise
25%
Patient hypertensive, despite wt loss, glucose remains high. Adverse effect of most appropriate therapy??
metformin -> LACTIC ACIDOSIS
Which diabetes drugs have s/e of 1) diarrhea 2) exacerbation of CHF 3) hypoglycemia 4) lactic acidosis 5) SIADH
1) alpha glucosidase inhibitors (miglatol & acarbose) 2) TZD 3) insulin secretagogues & repaglinides 4) metformin 5) sulfonylureas
C/I in metformin
renal insufficiency
Diabetic, already on HCTZ, most appropriate therapy for HTN?
ACE INHIBITOR.
What can decrease cravings of opiates?
clonidine
Target BP in diabetic patient?
< 130/80
Despite wt loss, glucose remains high. BP 135/87, LDL found to be 134. Next best step in management?
Simvastatin. Lower MORTALITY more than other drugs. (Niacin C/I)
Goal LDL for diabetics
< 100
Most common adverse effect of statins
increased transaminases. 1%.
Worsened glucose control & flushing =
niacin
bloating, diarrhea, flatulence with what anti cholesterol med
choelstyramine
Monitor compliance in diabetics with?
HbA1C. Avg for last 3 months
Diabetic, HTN, sodium & K+ normal, BUN 18, Cr 1.0, normal also. NO evidence of renal dysfxn. Routine management/next action???
STILL check for microalbuminuria (below level normally seen in normal dipstick, unlike "trace")
If diabetic has microalbuminuria start what drug?
ace inhibitor if not already on it
Diabetic with renal insufficiency, what histo finding?
Kimmelstiel Wilson lesions
Normal cup to disc ratio? Glaucoma?
cup in saucer or "disc" should be 1/3 size of disc. Glaucoma higher.
Glaucoma rx
Pilocarpine, beta blockers, & prostaglandin analog
Dark reddish macula with very pale background?
retinal artery occlusion
Neovascularization seen when in eye? Tx?
diabetic retinopathy. Laser therapy
Cotton wool spots seen in
hypertension
25 yo G2P1 woman for prenatal check up. What test should be done at this point?
oral glucose tolerance test for gestational diabetes. (greater sensitivity)
early satiety, bloating, constipation in diabetic. Single greatest stimulant of GI motility?
stretch. Same neuropathy occurs in stomach causing gastric paresis, don’t feel it, no gastrin for motility.
How to treat gastric paresis in diabetic?
erythromycin
Acidotic, hyperglycemia, weird black stuff in roof of mouth:
mucormycosis
another presentation of mucormycosis
cavernous sinus thrombosis. CN 3, 6, 4th palsy.
Tx for mucormycosis?
amp B
Amp B s/e
RTA.
Amp B + mucormycosis + what else do you do?
surgical debridement
T2DM, on glargine & aspart, presents with HA & fever, CT mastoid air cells open: dx? Organism responsible? Tx?
malignant otitis externa. Pseudomonas. Piperacillin/tazobactam
diabetic, starts exercising, begins having lightheadedness & HA: explain
reactive hyperglycemia. Too much insulin at night, glucose too low, stress hormones cause reactive hyperglycemia (epi & glucagon)
T1DM, short of breath, tachycardic, light headed. Most likely to lead to this problem? Dehydration, infection, ischemia, renal failure, wt gain
INFECTION
Which lab value is most important indication of severity in DKA?
bicarbonate.
DKA best initial therapy
Bolus of normal saline (more important than IV insulin)
MOA of hyperkalemia in DKA
total K+ is depleted, HOWEVER, blood level is up because of cellular buffering so MOA is: Increased entry of H+ into cells
HyperVN in DKA is most similar to effect of which? Acetaminophen, CO, salicylates, TCA toxicity
CO poisoning. Acts like lactic acidosis.
U wave is a sign of?
hyPOkalemia (purkinje fiber depolarization)
Peak T waves?
hyperkalemia
What explains relationship b/w glucose & sodium (translational hyponatremia)
increased glucose 100 mg/dL, decrease sodium 1.6 mEq/L
Why low BP in DKA?
Hyperglycemia acts as osmotic diuresis
When correcting low BP in a pt with DKA, what is an adverse effect of lowering glucose too quickly?
SEIZURES. Cells are still hypertonic so now blood tonicity dropped, shifts into cells, cells swell and causes cerebral edema
Raising HDL
statins, niacin?, estrogen, exercise, lowering TGs
Goal LDL < 160
normal, no RFs
Goal LDL < 130
mild RFs
Goal LDL < 100
diabetes
Goal LDL < 70
CAD
RFs for CAD in hyperlipidemia
smoking, HTN, DM, low HDL (<35), male >45, female >55, male, premature CAD in first degree relative (Male < 55, female < 65)
Type 1 hypercholesterolemia
exogenous hyperlipidemia, elevated CMs, due to diet
Type Iia
familial, LDL, tx: statins
Type III
increased IDL
Type IV
vLDL tx niacin,gemfibrozil
Type V
hypertriglyceridemia vLDL & CMs, niacin & gemfibrozil
Dietary factors in hyperlipidemia
saturated fatty acids & cholesterol, high calorie neutral except increase TG, alcohol increases TG & HDL
medications that can contribute to hyperlipidemia
thiazides increase otal, LDL, TG. Beta blockers increase TG and lower HDL, estrogen, corticosteroids and HIV protease inhibitors
How to calculate LDL
LDL = Total cholesterol - HDL - TG/5
Total cholesterol to HDL ratio
Lower risk of CAD the lower it is. <4.5 is desirable.