Table 2: SEGO protocol. Primary and secondary amenorrhea. Infrequent bleeding.
| Mayer-rokitansky-küster-hauser syndrome | Complete androgen insensitivity syndrome | Complete gonadal dysgenesis | |
| Phenotype | Female | Female | Female |
| Genotype | XX | XY | XY |
| Breast development | ++ | ++ | - |
| Pubis/axillary hair | ++ | - | +/- |
| Vagina | No/hypoplastic | Yes | Yes |
| Uterus | No/rudimentary | No | Hypoplastic |
| Gonads | Ovary | Testicle | Dysgenesis |
| Testosterone | Low | Male level | Low |
| LH | Normal | Normal | High |
| FSH | Normal | Normal | High |
| Estradiol | Normal | Low | Low |
| Inheritance pattern | Occasional | X-Linked recess | Genetic heterogeneity |
| Other anomalies | 30% renal, 12% skeletal |