Dermatomes at the umbilicus and the nipple line Health / By Seekhealthz Editorial What are the dermatomes at the umbilicus and the nipple line? The umbilicus is at T10. The nipple line is at T4. Related Posts Second line therapies for glioblastomaSecond line therapies for glioblastoma Have any second line therapies been found for glioblastoma? In… First line therapy AntidepressantsFirst line therapy Antidepressants What class of antidepressant is generally considered as the first line… First line therapies for PTSDFirst line therapies for PTSD What are the recommended first-line therapies for PTSD? What pharmacotherapeutic… ParesthesiaWhat is paresthesia? Paresthesia is typically a nonpainful, tingling sensation.