| 单词 | ppd | 
| 释义 | > as lemmasPPD   PPD n. Medicine purified protein derivative (of tuberculin). ΚΠ 1934    Amer. Rev. Tuberculosis 30 766  				Under current arrangements the Committee endorses the use of a special designation, namely ‘Tuberculin, P.P.D. (Purified Protein Derivative)’, by these two manufacturing houses. 1963    E. M. Lincoln  & E. M. Sewell Tuberculosis in Children iii. 41  				The Heaf test requires a special apparatus that makes 6 skin punctures 1 mm deep through a layer of concentrated PPD containing 100,000 TU per ml. 1992    News Jrnl. 		(Wilmington, Delaware)	 18 Aug.  b2/6  				When Inselman saw the swollen lymph nodes and a spot of pneumonia..on the..X-ray, she suspected TB and ordered a PPD (purified protein derivative) skin test. PPD   PPD n. = postpartum depression n. at postpartum adv. and adj. Compounds. ΘΚΠ the world > health and disease > mental health > mental illness > degree or type of mental illness > 			[noun]		 > depression anxiety1661 vapours1662 vapour-fit1707 depression1905 postpartum depression1929 baby blues1940 sterks1941 postnatal depression1946 PPD1975 PND1978 SAD1983 seasonal affective disorder1983 1975    I. Kurtz in  J. Marzollo 9 Months, 1 Day, 1 Year 118  				Postpartum depression follows hard on postpartum euphoria... In my case PPD lasted for three hours and forty-five minutes. 1992    M. Kelly  & E. Parsons Mother's Almanac 		(rev. ed.)	 32/1  				If you have PPD.., you need help, especially if you are afraid you'll hurt yourself or the baby. 2008    R. Nydegger Understanding & treating Depression 82  				There are a number of factors that will cause a mother to develop PPD, but women of all ages, all socioeconomic classes, and all races and ethnic backgrounds can be affected. < as lemmas | 
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