Manual of basic techniques for a health laboratory - libdoc.who.int

3. General laboratory procedures 93Table 3.2 (cont.)Type of Type of laboratory Container and preservative Amount of Preservationspecimen examination specimen to timesendUrine (see Biochemical tests (for glucose, Clean dry bottle (sealed) 20–50ml, 2 hourssection 7) protein, acetone, etc.; see depending onsections 7.2.4–7.2.6)number oftests to beperformedUrinary deposit (see section Clean dry bottle 30 ml 2 hours7.2.7) Bottle containing 8 drops of 30 ml 2 daysformaldehyde, 10% solution (reagentno. 28)Schistosome eggs (see section For concentration: 2ml of household 100 ml Keeps7.2.8) bleach and 1ml of hydrochloric acid almostindefinitelyBacteriological culture (see Sterile bottle 20 ml 1 hoursection 5)Pregnancy test (see section Sterile bottle 20ml (first 12–24 hours11.5) urine of (or 4 days inday)refrigerator)Biopsy tissue Histological examination (see The following fixatives are used: — —(from an section 3.7.2) ● formaldehyde saline (reagent no. 27)organ) ● Zenker fixative (reagent no. 66)Hair, nails, Examination for fungi Paper envelope or screw-capped bottle — At least acutaneous (mycoses) (see sections 6.1 (do not use tubes with rubber stoppers weektissue and 6.3) or plugged with cotton-wool) (sometimeslonger)Name and address of healthfacility requesting examination:Outpatients’ Clinic,Maternity Hospital, MwanzaName of patient: J. SmithSex: FNature of specimen: UrineName of patient: J. SmithSex: FDate of birth: 3.8.65Date of collection ofspecimen: 9.7.01WHO 99072Fig. 3.73 Packing specimens for transport— the address of the health facility where the specimen was collected;— the examinations required (with the physician’s diagnosis, whereappropriate).It should also be signed by the physician.Place the metal tube in a strong cardboard or wooden box for dispatch. Wedgethe tube in tightly with non-absorbent cotton wool. Label the outside of thebox: URGENT, FRAGILE and, if appropriate, INFECTIOUS MATERIAL(Fig. 3.75).