SignSymptom infobox
Name = Abnormal sputum
ICD10 = ICD10|R|09|3|r|00
ICD9 = ICD9|786.4

Sputum is matter that is expectorated from the respiratory tract, such as mucus or phlegm, mixed with saliva, which can then be spat from the mouth. It is usually associated with air passages in diseased lungs, bronchi, or upper respiratory tract. It can be found to contain blood if in a chronic cough possibly from bad cases of tuberculosis.

A sputum sample is the name given to the mucus that is coughed up from the lower airways. It is usually used for microbiological investigations of respiratory infections. [ [http://www.medterms.com/script/main/art.asp?articlekey=5539 Sputum definition - Medical Dictionary definitions of popular medical terms easily defined on MedTerms ] ]

The best sputum samples contain very little salivaFact|date=July 2007, as this contaminates the sample with oral bacteria.

When a sputum specimen is plated out, it is best to get the portion of the sample that most looks like pus onto the swabFact|date=July 2007. If there is any blood in the sputum, this should also be on the swab.

Microbiological sputum samples are usually used to look for infections by "Moraxella catarrhalis", "Mycobacterium tuberculosis", "Streptococcus pneumoniae" and "Haemophilus influenzae". Other pathogens can also be found.

"Purulent Sputum" is that containing, or consisting of, pus.

Sputum can be:
#Bloody (often found in tuberculosis) (Haemoptysis)
#Rusty colored- usually caused by pneumococcal bacteria (in pneumonia)
#Purulent - containing pus


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Look at other dictionaries:

  • Sputum — Spu tum (sp[=u] t[u^]m), n.; pl. {Sputa} ( t[.a]). [L., from spuere, sputum, to spit.] That which is expectorated; a salival discharge; spittle; saliva. [1913 Webster] …   The Collaborative International Dictionary of English

  • sputum — 1690s, from L. sputum, noun use of neuter pp. of spuere to spit (see SPEW (Cf. spew)) …   Etymology dictionary

  • sputum — spùtum m DEFINICIJA fiziol. iskašljavanjem ispljunuta smjesa sline i sadržaja dišnih putova; ispljuvak ETIMOLOGIJA lat. sputum …   Hrvatski jezični portal

  • Sputum — (Sputa, lat.), Auswurf mittelst des Mundes, vgl. Spucken; S. cruentum, blutiger Auswurf, Bluthusten; S. oris, der Speichelfluß; S. pectŏris, Herzensergießung …   Pierer's Universal-Lexikon

  • Spūtum — (lat.), der Auswurf …   Meyers Großes Konversations-Lexikon

  • Sputum — (lat.), Auswurf …   Kleines Konversations-Lexikon

  • Sputum — Sputum,das:⇨Auswurf(1) …   Das Wörterbuch der Synonyme

  • sputum — ► NOUN ▪ a mixture of saliva and mucus coughed up from the respiratory tract. ORIGIN Latin, from spuere to spit …   English terms dictionary

  • sputum — [spyo͞ot′əm] n. pl. sputa [spyo͞ot′ə] [L, that which is spit out < sputus, pp. of spuere, to SPIT2] saliva, usually mixed with mucus from the respiratory tract, ejected from the mouth …   English World dictionary

  • Sputum — Klassifikation nach ICD 10 R09. Sonstige Symptome, die das Kreislaufsystem und das Atmungssystem betreffen R09.3 Abnormes Sputum …   Deutsch Wikipedia

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