it's a tumor...
2-3% of basal cell carcinomas are this subtype, with a typical history of an "enlarging scar" without any history of trauma and a high incidence of positive margins with resection.
What is Morpheaform or sclerosing BCC?
The acronym LASER stands for these words.
What is Light Application by Stimulated Emission of Radiation?
This is the most important preventative action to minimize aging.
What is sun avoidance/consistent use of sunscreen?
This maneuver can be tested by pulling the cheek laterally to displace the lateral nasal wall.
What is the Cottle Maneuver?
This occurs when a sudden load is applied to the skin and is kept constant, leading to extension increasing with the passage of time.
What is Creep?
What is Gorlin's syndrome (nevoid basal cell syndrome)?
The two most common types of ablative lasers.
What are C02 laser and Erbium:YAG laser?
This middle reticular dermal peel is a derivative of coal tar that causes rapid denaturation and coagulation of surface keratin, but requires cardiac monitoring during use due to possible arrhythmias.
What is a Phenol Peel?
A Peck graft may sometimes be used to increase this feature
What is nasal tip projection?
These triangles are sometimes excised lateral to the base of an advancement flap.
What are Burow's triangles?
Commonly used to reconstruct the central lower lip after tumor resection, this rotational neurovasuclar advancement flap requires semicircular incisions.
What is a Karapandzic flap?
The target chromophore of the CO2 laser.
What is water?
Avian (rooster combs) or bacterial sources are important in the manufacture of this product.
What is hyaluronic acid?
The "ideal" nasolabial angle in a female.
what is 95-100 degrees?
What are 30 and 150 degrees.?
Representing 2-8% of melanoma in Caucasians, but 35-90% in African Americans, Asians, and Hispanics, this subtype of melanoma typically occurs on the palms or soles or under the nail plate.
What is sacral lentiginous melanoma?
The greatest effect of the CO2 laser is in this layer of the skin.
What is the papillary dermis?
These topical treatments block tyrosinase, a key enzyme in the production of melanin and prevent new melanosome formation and help prevent post peel hyperpigmentation.
What is Hydroquinone (tyrosinase inhibitors)?
This can be hyperactive in certain patients and cause shortening of the upper lip and decreased tip projection with smiling.
What is the depressor septi nasi?
In this technique for upper lid reconstruction, a full-thickness lower lid advancement flap is advanced under the intact lower lid margin and then set into the upper lid defect.
What is a Cutler-Beard flap?
This type of tumor arises in previously traumatized locations such as burn scars, healed fistula tracts and draining osteomyelitis sites.
What is a Marjolin's ulcer?
Fractional Resurfacing or Fraxel, is intended to heat these small areas, leaving surrounding skin unaffected.
What are Microscopic Thermal Zones?
Resorcinol, Salicylic acid, lactic acid and ethanol are all components of this solution.
What is Jessner's Solution?
This muscle functions to keep the external nasal valve open.
What is the levator labii superioris alaeque nasi?
This lesser used flap for bony mandibular reconstruction has up to 14cm of thick corticocancellous bone is based on the deep circumflex iliac artery.
What is the iliac crest osteocutaneous flap?