Nephrology · Ahmedabad
Acute Kidney Injury (AKI) Treatment in Ahmedabad
Acute Kidney Injury is a sudden fall in kidney function developing over hours to days, marked by rising creatinine or reduced urine output. Common triggers include dehydration, severe infection, painkillers, contrast dye and urinary obstruction. Unlike chronic disease, AKI is frequently reversible if the cause is identified and corrected quickly.
Reviewed by Dr. Pritish Shah, MBBS, MD (Internal Medicine), DrNB (Nephrology) — Senior Consultant Nephrologist, Apollo Hospitals International Limited, Ahmedabad.
AKI is one of the few situations in nephrology where hours genuinely matter. Kidney tissue that is under-perfused or inflamed can recover almost completely — but the window is finite, and prolonged injury converts into permanent scarring.
It is also strikingly common and often self-inflicted through ordinary decisions: a course of painkillers for back pain, a bout of vomiting and diarrhoea treated at home, a contrast-enhanced scan in someone already dehydrated. Recognising the pattern early is most of the treatment.
Recognising it
Warning signs of sudden kidney failure
Reduced or absent urine output with breathlessness or confusion is a medical emergency. Go to an emergency department rather than waiting for an OPD appointment.
Investigation
Finding the cause quickly
Serial creatinine and urine output
AKI is defined and staged by how fast creatinine rises and how much urine is being produced. Comparison against a previous baseline value is invaluable.
Urgent ultrasound
Rules out obstruction from stones, an enlarged prostate or a tumour — a cause that is completely reversible once the blockage is relieved, and disastrous if missed.
Urine microscopy and biochemistry
Distinguishes pre-renal causes from intrinsic kidney damage. Casts, cells and protein in the urine point directly toward the mechanism.
Medication and exposure review
NSAIDs, certain antibiotics, contrast media, some herbal preparations and chemotherapy agents are frequent culprits and must be identified immediately.
Electrolyte and acid–base assessment
High potassium and severe acidosis are the complications that make AKI immediately life-threatening and dictate how urgently dialysis is required.
Management
How AKI is treated
Treatment is directed at the cause while supporting the kidney through the period of injury.
Restoring circulation to the kidney
Careful intravenous fluid resuscitation where the patient is volume-depleted — and equally careful fluid removal where the problem is overload. Both errors are harmful.
Stopping the offending agent
Immediate withdrawal of nephrotoxic drugs and avoidance of further contrast exposure.
Relieving obstruction
Urgent catheterisation, stenting or nephrostomy where urine flow is blocked. Function often improves dramatically within hours.
Treating the underlying illness
Antibiotics and source control in sepsis, immunosuppression in rapidly progressive glomerulonephritis, and specific antidotes in poisoning.
Short-term dialysis when needed
For refractory high potassium, severe acidosis, fluid overload not responding to diuretics, or uraemic complications. In AKI this is usually temporary support, not a permanent commitment.
Follow-up after recovery
An episode of AKI raises long-term CKD risk even after creatinine normalises. Kidney function should be rechecked at three months.
This is urgent — seek care the same day if
AKI can become life-threatening within hours.
- You have passed little or no urine for 12 hours or more
- You are breathless at rest or unable to lie flat
- You are confused, drowsy or unusually difficult to rouse
- You have swelling that appeared over a few days
- Your creatinine has risen sharply on a recent report
Questions
Acute Kidney Injury — frequently asked
Frequently, yes. When the cause is dehydration, obstruction or a nephrotoxic drug and it is corrected early, kidney function often returns to near baseline. Recovery is less complete when injury has been prolonged, severe or superimposed on pre-existing kidney disease.
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.