Category: I

  • Island flap

    A skin flap or myocutaneous tissue in which the edges are free but the center is attached and contains the vascular supply.  

  • Internal fixation

    The use of internal wires, screws, or pins applied directly to fractured bone segments to keep them in place. A surgical method used to treat broken bones by placing metal plates, pins, rods, or wires to secure the fractured ends. This technique is employed for complex fractures that can’t be stabilized using other methods. After…

  • Incomplete fistula

    A fistula with only one opening, which leads to the skin (i.e., it does not communicate with an internal cavity or organ).  

  • Inferior orbital fissure

    The fissure at the apex of the orbit through which the infraorbital blood vessels and maxillary branch of the trigeminal nerve pass.  

  • Infrared filter

    A filter that permits passage of only infrared waves of a certain wavelength.  

  • Intermediate filament

    Slender proteins found in all eukaryotic cells, measuring about 8-12 nm in diameter. Along with microtubules and microfilaments they form the skeletal structure of cells (the cytoskeleton). Examples of intermediate filaments are keratins and vimentin.  

  • Idiopathic pulmonary fibrosis

    The formation of scar tissue in the parenchyma of the lungs, following inflammation of the alveoli. The disease results in difficulty breathing caused by impaired gas exchange.  

  • Intramural fibroma

    A tumor located in muscle tissue of the uterus between the peritoneal coat and endometrium.  

  • Interstitial fibroma

    A tumor in the muscular wall of the uterus that may grow inward and form a polypoid fibroid, or outward and become a subperitoneal fibroid.  

  • Intrafusal muscle fiber

    The structural component of the muscle spindle, made up of small skeletal muscle fibers at either end and a central non-contracile region where the sensory receptors are located.