Essentials of practice of medicine : arranged in the form of questions and answers prepared especially for students of medicine / by Henry Morris ; with a very complete appendix, on the examination of urine, by Lawrence Wolff.

  • Morris, Henry, 1856-1929.
Date:
1897
Catalogue details

Licence: Public Domain Mark

Credit: Essentials of practice of medicine : arranged in the form of questions and answers prepared especially for students of medicine / by Henry Morris ; with a very complete appendix, on the examination of urine, by Lawrence Wolff. Source: Wellcome Collection.

    437/492 (page 17)
    THE EXAMINATION OF THE URINE. Which are the objective points in the examination of urine for clinical purposes ? Tlio quantity, appearance, color, odor, reaction, specific gravity, increase or decrease of normal ingredients and presence or absence of abnormal or adventitious substances. When should the specimen be obtained for examination ? for qualitative purposes the specimen may be taken at any time of the day, the morning urine in preference. For quantitative ex- amination a specimen of the total urine in 24 hours must be used. How is the total urine of the 24 hours to be collected ? The urine passed at a certain hour is to be thrown away, all sub- sequently passed up to the same hour of the next day is to be col- lected in a clean glass jar or bottle and the amount measured. How soon thereafter should the urine be examined, and why? Shoitly after the specimen is obtained, as putrescence will rapidly set in, which will change the character of some of the ingredients. What is the average daily quantity voided under normal conditions ? 1200 to 1500 c.c., or about 40—50 fluidounces. Under which normal conditions is this increased or di- minished? Copious drinking increases the quantity; also, a lower tempera- ture or great humidity of the atmosphere ; free sweating, purgation or emesis will diminish it. Which pathological conditions increase the quantity and which diminish it ? J Diabetes insipidus and diabetes mellitus largely increase the quan-