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.
Things You'll Need. Fill a bucket half way with clean, warm water. The temperature should be warm enough to comfortably place your foot in it. Place the foot with the curved toenail into the bucket with warm water. Let your foot soak in the warm water for 10 minutes. Remove your foot from the warm water and dry it off with a towel. Use your nail file and nail clippers to carefully re-shape your curved toenail to form a straight line across your toe.