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