Intrinsic renal causes are also important sources of acute kidney injury and can be categorized by the component of the kidney that is primarily affected (i.e., tubular, glomerular, interstitial, or vascular). Acute tubular necrosis is the most common type of intrinsic acute kidney injury in hospitalized patients.
1 Soak your sore toe in warm water for 15 minutes 2 to 3 times each day. 2  Wedge a small piece of wet cotton, such as part of a cotton ball, under the corner of your ingrown nail. 3  This will help lift the nail off of the skin. 4  Soak your toe and change the piece of cotton each day until the nail grows out and can be trimmed.
Soak your feet in warm water three times per day for a period of 15 to 20 minutes to reduce painful symptoms, according to MayoClinic.com. After soaking the feet, place a cotton pad or portion of cotton ball under the edge of the ingrown toenail portion. This encourages the toenail to grow more normally.