Author: Glossary

  • Rhus dermatitis

    Type of contact dermatitis resulting from contact with plants of the genus Rhus, including poison ivy, poison oak, and poison sumac. Treatment is with calamine.  

  • Rhinotomy

    Surgical procedure in which an incision is made along one side of the nose to drain accumulated pus.  

  • Rhinostenosis

    Narrowing of the passage in the nasal cavity. Obstruction of the nasal passages.  

  • Rhinopathy

    Any disease or malformation of the nose.  

  • Rhinion

    Point at the end of the suture between the two nasal bones.  

  • Rheumatic aortitis

    Inflammation of the aorta, occurring in rheumatic fever.  

  • Reverse transcriptase inhibitor

    Drug that blocks viral replication by interfering with the reverse transcriptase enzyme in retroviruses, preventing synthesis of DNA from RNA; used in therapy of AIDS and HIV infection. An agent that prevents the action of the viral enzyme, reverse transcriptase, so disrupting the virus’s colonization of its target host. The reverse transcriptase inhibitor zidovudine is…

  • Retrograde memory

    Ability to recall recent events but not older knowledge previously familiar. Ability to recall events of recent occurrence but not the ability to recall knowledge that was previously retained.  

  • Retrograde amnesia

    Loss of memory for events immediately preceding an injury, illness, or emotional trauma. Lack of the ability to recall events before the onset of the amnesia. Amnesia for events that occurred before a specific precipitant (e.g. a drug overdose, surgical operation, stroke, or trauma). The incapability to recall events that occurred before an accident that…

  • Reticular protein

    Connective tissue protein that forms a mesh or netlike structure.