triradius การใช้

• Congenital blindness : Initial data points to abnormal triradius and excess of arches on fingertips.
• The syndrome may also include various dermatoglyphics, including transverse flexion creases, distal axial triradius, increased whorls and arches on digits, and a single palmar crease.
• Noonan syndrome : Increased frequency of whorls on fingertips, and the axial triradius t, as in Turner syndrome, is more often in position t'or t " than in controls.