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  2. Sputum - Wikipedia

    en.wikipedia.org/wiki/Sputum

    Whitish gray sputum color against a white color background (such as a white sink surface) tends to indicate either a specimen from someone who is dehydrated, and/or from an older person, and/or a specimen with a mixed, modest number of eosinophils and maybe some acute inflammatory neutrophil cells (this last choice tends to suggest chronic ...

  3. Papanicolaou stain - Wikipedia

    en.wikipedia.org/wiki/Papanicolaou_stain

    Pap staining is used to differentiate cells in smear preparations (in which samples are spread or smeared onto a glass microscope slide) [6] from various bodily secretions and needle biopsies; the specimens may include gynecological smears (), sputum, brushings, washings, urine, cerebrospinal fluid, [4] abdominal fluid, pleural fluid, synovial fluid, seminal fluid, [7] fine needle aspirations ...

  4. Sputum culture - Wikipedia

    en.wikipedia.org/wiki/Sputum_culture

    A sputum culture is a test to detect and identify bacteria [1] or fungi that infect the lungs or breathing passages. Sputum is a thick fluid produced in the lungs and in the adjacent airways. Normally, fresh morning sample is preferred for the bacteriological examination of sputum. [ 2 ]

  5. Haemophilus influenzae - Wikipedia

    en.wikipedia.org/wiki/Haemophilus_influenzae

    Sputum may be difficult to expectorate and is often grey or creamy in color. The cough may persist for weeks without appropriate treatment. Many cases are diagnosed after presenting chest infections that do not respond to penicillins or first-generation cephalosporins.

  6. Staining - Wikipedia

    en.wikipedia.org/wiki/Staining

    Unlike negative staining, positive staining uses basic dyes to color the specimen against a bright background. While chromophore is used for both negative and positive staining alike, the type of chromophore used in this technique is a positively charged ion instead of a negative one. The negatively charged cell wall of many microorganisms ...

  7. 4 signs your cold is getting better, according to an ...

    www.aol.com/news/4-signs-cold-getting-better...

    The mucus starts off as clear, so this is often an early sign you have a cold. Over the next several days, the mucus color may change to white, yellow or green.

  8. Ziehl–Neelsen stain - Wikipedia

    en.wikipedia.org/wiki/Ziehl–Neelsen_stain

    The acid-fast staining method, in conjunction with auramine phenol staining, serves as the standard diagnostic tool and is widely accessible for rapidly diagnosing tuberculosis (caused by Mycobacterium tuberculosis) and other diseases caused by atypical mycobacteria, such as leprosy (caused by Mycobacterium leprae) and Mycobacterium avium ...

  9. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!