Most babies are born around the 40th week of pregnancy. When a pregnancy continues past the 42d week, the placenta, which supplies the fetus with oxygen and nutrients, ages and becomes less efficient. ''The baby can have problems with its oxygen or food supply,'' Dr. Witter said. ''It may lose weight in utero and there may be fetal distress in labor.
Straining the first urine specimen of the morning is important, because a stone may pass into your bladder during the night. Look carefully at the strainer for a kidney stone. It may look like a grain of sand or a small piece of gravel.Any stone you find should be kept dry-do not put it in fluid or urine. kidney stone analysis is done to: 1  Find the chemical makeup of a kidney stone. 2  Guide treatment for a kidney stone. 3  Give information on how to prevent more kidney stones from forming.
1 The patient presenting with symptoms indicating the presence of kidney stones may be provided with a device to strain the urine. 2  The patient should be informed to transfer any particulate matter remaining in the strainer into the specimen collection container provided.