Hemifacial hypertrophy (also termed facial hemihypertrophy, facial hemihyperplasia, or Friedreich's disease) abbreviated as (HFH) is rare congenital disease characterized by unilateral enlargement of the head and teeth. It is classified as true HFH (THFH) with unilateral enlargement of the viscerocranium, and partial HFH (PHFH) in which not all structures are enlarged. This has been termed variously in the literature as facial hemihypertrophy, hemimacrosomia, partial/unilateral gigantism, congenital hemifacial hyperplasia.[1–3] Pollock AR (1985) emphasized the use of the term congenital hemifacial hyperplasia because it is more histologically precise.
Hemihypertrophy, now more commonly referred to as hemihyperplasia in the medical literature, is a condition in which one side of the body or a part of one side of the body is larger than the other to an extent considered greater than the normal variation. Hemihyperplasia, also known as hemihypertrophy, is asymmetry in size between the right and left of the body, more than can be attributed to normal variation. Terminology Hemihyperplasia is more scientifically correct than hemihypertrophy as the.
Jun 14, 2016 · Hemihypertrophy is a condition in which there is excessive (hyper) growth (trophy) of only one side (hemi) of the body, the right side or the left side.Overgrowth may affect only one part of the body, such as a leg or arm, or several different areas of the body. It may not be apparent at birth, but becomes most noticeable as the child grows. Facial Hemihypertrophy Symptom Checker: Possible causes include Bell's Palsy & Congenital Hemihypertrophy & Sturge-Weber Syndrome. Check the full list of possible causes and conditions now! Talk to our Chatbot to narrow down your search.
Hemihypertrophy can occur as an independent condition (isolated hemihypertrophy) or as a part of a genetic syndrome (i.e. Beckwith-Wiedemann syndrome). Isolated hemihypertrophy is thought to occur in about 1 in 86,000 people, but this number may change as there is more agreement on a definition and more people looking for it. Hemihyperplasia, also called hemihypertrophy, refers to overgrowth of one side of the body in comparison with the other. The overgrowth may be limited to a portion of the body, such as the legs, or it may involve several different areas of the body, including the arms, face (causing asymmetry of the nose, eyes or cheeks), tongue, jaw, teeth and ears.