| parasitic cyst |
a cyst formed by the larva of a parasite, such as a hydatid cyst.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| paravertebral block |
regional anesthesia produced by injection of a local anesthetic around the spinal nerves at their exit from the spinal column, usually to cause anesthesia of the sympathetic trunk at a given level. Called also paravertebral anesthesia.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| paraboloid condenser |
a special type of condenser for illuminating a specimen in darkfield microscopy.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| paracervical block |
regional anesthesia of the inferior hypogastric plexus and ganglia produced by injection of the local anesthetic into the lateral fornices of the vagina; called also uterosacral b.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| paracolon bacilli |
microorganisms commonly found in the intestinal flora, distinguished by delayed (5?1 days) fermentation of lactose. Organisms of this type belong to the genera Escherichia, Citrobacter, or Klebsiella.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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