Table 2. . Possible recommendations for the follow-up of melanoma patients with a tumor thickness of ≤1.0 mm (intervals in months).

Stage	Physical examination(s)/year			Lymph node ultrasound(s)/year			S100b blood test(s)/year
	1–3 years	4/5 years	6–10 years	1–3 years	4/5 years	6–10 years	1–3 years	4/5 years	6–10 years
IA	2×	1×	1×	–	–	–	–	–	–
IB	4×	2×	1–2×	None or up to 2׆	–	–	None or up to 4×	–	–

^†Only in sentinel lymph node biopsy-staged patients.