Nephrology · Ahmedabad
High Blood Pressure and Kidney Disease — Treatment in Ahmedabad
Sustained high blood pressure damages the small vessels that supply the kidney's filters, causing scarring and gradual loss of function. The relationship runs both ways: kidney disease also raises blood pressure. Because both are silent, the damage is usually well advanced before symptoms appear.
Reviewed by Dr. Pritish Shah, MBBS, MD (Internal Medicine), DrNB (Nephrology) — Senior Consultant Nephrologist, Apollo Hospitals International Limited, Ahmedabad.
Hypertension is the second leading cause of kidney failure after diabetes, and it is the one most often dismissed. A blood pressure of 150/95 causes no discomfort at all, so people stop their tablets when they feel fine — while the kidney's filtering units are being scarred, month after month.
There is also a group whose high blood pressure is caused by a kidney problem rather than the other way around. Anyone whose blood pressure needs three or more drugs, or whose hypertension began before the age of thirty or suddenly worsened, deserves a nephrology assessment to look for a treatable underlying cause.
Recognising it
Signs worth acting on
Investigation
What the assessment involves
Confirmed blood pressure measurement
Home readings or 24-hour ambulatory monitoring, which reveal white-coat hypertension and the loss of the normal overnight dip — an early marker of kidney involvement.
Kidney function and urine testing
eGFR plus urine albumin-to-creatinine ratio, to establish whether the kidney is already affected.
Renal artery imaging
Doppler ultrasound or CT angiography where narrowing of the kidney arteries is suspected, particularly in resistant or abruptly worsening hypertension.
Secondary cause screening
Tests for primary aldosteronism, thyroid disorders, phaeochromocytoma and obstructive sleep apnoea when the clinical pattern suggests them. These are treatable causes that are frequently missed.
Management
How it is managed
The aim is a blood pressure that is controlled around the clock, using a regimen you can realistically sustain.
An individualised BP target
Generally below 130/80 mmHg, adjusted for age, frailty and the presence of protein in the urine.
Kidney-protective drug selection
ACE inhibitors or ARBs are preferred where protein leak is present, combined thoughtfully with calcium channel blockers and diuretics rather than simply stacking agents.
Correcting resistant hypertension
Identifying the real reason for resistance — usually excess dietary salt, an unrecognised secondary cause, sleep apnoea, NSAID use, or a regimen that is too complex to follow.
Salt reduction that is actually practical
Specific guidance on Indian dietary sources — pickles, papad, farsan, packaged namkeen and restaurant food — rather than an unhelpful instruction to 'eat less salt'.
Simplifying the regimen
Single-pill combinations and once-daily dosing wherever possible. The best antihypertensive is the one that is genuinely taken every day.
Seek review promptly if
These indicate either uncontrolled damage or an urgent problem.
- Your blood pressure is repeatedly above 180/110 mmHg
- You have BP above target despite three or more medications
- Your creatinine has risen since starting a new BP medicine
- You have swelling, breathlessness or reduced urine output
- You experience chest pain, visual disturbance or severe headache — seek emergency care immediately
Questions
Hypertension & Kidneys — frequently asked
Yes, and that is the usual course. Both hypertension and early kidney damage are silent. Damage is typically detected only through a blood test for eGFR and a urine test for albumin, which is why periodic screening matters for anyone with high blood pressure.
Please note: This page is general health information, not personal medical advice. Kidney disease varies significantly between individuals. Please consult a qualified nephrologist about your own reports before making any change to your treatment.