thin melanoma

thin melanoma

Stage I cutaneous melanoma A melanoma measuring < 1 cm in diameter, characterized by virtually 100% survival; the prognosis is less favorable if the lesion is > 0.73 mm in thickness–73% 5-yr survival or > 1.5 mm–63% 5-yr survival. See Melanoma.
References in periodicals archive ?
We are now awaiting publication of a larger analysis of patients with thin melanoma," Dr.
However, in thin melanomas, thickness does not necessarily discriminate between radial and vertical growth phase.
Sometimes, someone with a thin melanoma lesion will have extensive disease on a PET scan, just as there are patients with a thick melanoma lesion who have ignored it, and they live long.
The finding that patients with histologic regression have half the risk for micrometastases in sentinel lymph node biopsy, compared with patients without regression gives a clear answer to the question of whether patients with thin melanoma and regression should undergo SLNB, and that answer is "No.
The multivariate models derived from these data can segregate patients with thin melanoma into subgroups whose expected disease-free survival varies from close to 100% to only 70%.
Age and mitotic rate are continuous variables: the younger the patient and the higher the mitotic rate, the greater the likelihood of a positive SLNB in the setting of a thin melanoma.
Importance of sentinel lymph node biopsy in patients with thin melanoma [discussion in Arch Surg.
Predictive models are being developed that can be used to establish more exacting criteria both for selecting which patients with thin melanomas should undergo SLN biopsy and for identifying those patients with thin melanoma who do not need an SLN biopsy.
Gimotty, PhD, and colleagues at the University of Pennsylvania Pigmented Lesions Clinic, which showed critical predictive value of mitoses and vertical growth phase in thin melanoma.
Anderson patients, the incidence of a sentinel node with metastatic disease was 4% in patients with a thin melanoma that was not ulcerated.