This guideline reviews the evidence for the use of definitive and postoperative radiation therapy (RT) in patients with basal cell carcinoma (BCC) and cutaneous squamous cell carcinoma (cSCC).

TissueCypher risk stratified BE patients with a community-based diagnosis of LGD with an accuracy comparable to three renowned expert pathologists.

TissueCypher may be a effective solution to aid decision-making on surveillance intervals and therapeutic interventions in the management of NDBE patients.

The TissueCypher assay would be cost-effective after 5 years and improves patient outcomes by improving effectiveness of surveillance and treatment protocols.

To determine the impact of cSCC-GEP test results on management decisions made by dermatologists for cSCC patients.

TissueCypher risk stratified BE patients with a community-based diagnosis of LGD with an accuracy comparable to three renowned expert pathologists.

Expert panel of 9 dermatologists developed 29 clinical scenarios creating an evidence based framework for AUC recommendations for integration of melanoma GEP tests into clincial practice

Review the current literature and establish the level of evidence for a cutaneous melanoma 31-GEP test.

Multi center study establishing appropriate use criteria for determining risk of recurrence in patients with tumors >0.3mm in thickness

TissueCypher identifies NDBE patients who are at increased risk for progression to HGD/EAC and may benefit from increased surveillance or early intervention.

Independent, prospective study with over 3.5 years of follow-up, showing results consistent with previous validation studies with GEP class score as statistically associated with MSS, DMFS and RFS.

Clinical validation study of the 23-GEP in lesions with clinical outcomes and follow-up data