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The perfusion of the paramedian forehead flap comes from three sources: randomly, through the frontalis muscle and through the supratrochlear artery. [1] Because the forehead flap is an axial flap with a pedicle containing its dominant vessel, the pedicle can safely be narrowed to 1 to 1.2 cm. [1]
The paramedian forehead flap has two disadvantages, one operational and one aesthetic: Operationally, the reconstruction of a nose with a paramedian forehead flap is a two-stage surgical procedure, which might a problem for the patient whose health (surgical suitability) includes significant, secondary medical risks.
A few possible treatment options are to reconstruct the nose with a forehead flap or reconstruct the nasal dorsum with a bone graft, for example a rib graft. The nasal reconstruction with a forehead flap is based on the repositioning of a skin flap from the forehead to the nose. A possible downside of this reconstruction is that once you ...
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Flaps can contain many different combination of layers of tissue, from skin to bone (see § Classification). The main goal of a flap is to maintain blood flow to tissue to maintain survival, and understanding the anatomy in flap design is key to a successful flap surgery. [2] The distribution of the blood vessels in the skin of the sole of the ...
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The paramedian pontine reticular formation (PPRF) is a subset of neurons of the oral and caudal pontine reticular nuclei. With the abducens nucleus it makes up the horizontal gaze centre . [ 1 ] It is situated in the pons adjacent to the abducens nucleus . [ 2 ]