Johns-HTN Flashcards
What’s good about HTN?
Clear definition effective meds tx proven beneficial algorithms for tx meds inexpensive
What’s bad about HTN?
Increased prevalence inadequate awareness inadequate number oft treatments inadequate control pre-HTN
What is normal bp?
<80
What is pre-HTN?
120-139/ 80-89
What is stage 1 HTN?
140-159/ 90-99
What is stage 2 HTN?
> 160/ >100
What are the most usefull classes of meds to tx HTN?
thiazides beta blockers ACE ARB Ca channel blocker
What should you NOT use as initial therapy for HTN?
beta blockers
What is the MC secondary causes of resistant HTN?
Renovascular HTN
Incidence 10-45%
Ischemic LO renal fx, pulm. edema
What are other secondary causes of HTN?
- Hyperaldosteronism (hypokalemia, adrenal adeonoma, bilateral adarenal hyperplasia)
- Cushing’s syndrome (excess glucocorticoid> HTN)
- Pheochromocytoma (very rare, episodic HA, sweaty, tachy, 50% paroxysmal HTN, 50% essentail HTN)
What percent of obese children have pre-HTN or HTN?
30%
Why is HTN in children bad?
It can lead to end-organ damage and adult HTN
What are the two types of essential HTN?
Low renin (older, thin, black)
High renin (younger, overweight)
How do you tx low renin HTN?
thiazide diuretics
ca channel blockers
alpha blockers
How do you tx high renin HTN?
beta blockers
ACE inhibitors
ang II R antagonists
