Table 1: Resonant frequencies and moduli values of normal skin, scar, fat and verrucous carcinoma from references [14,16] and this study.

Tissue Resonant Frequencies (Hz) Modulus #1 (MPa) Modulus #2 (MPa)
Skin 90-100 None 2.0 to 3.0
Scar 220-230 None 7.0
Fat 40 0.03 None
Staph aureus 40 0.056 None
Verrucous C 60, 150-170 0.695 2.81