- **Failed assisted reproduction attempts:** A review can analyze stimulation, ovarian response, laboratory factors, transfer, semen, and other variables without attributing a single cause.

Some couples receive normal results yet still need to integrate anatomy, hormones, genetics, immunity, and male factor, before making decisions.

A careful evaluation of possible causes may be needed, recognizing that many cases remain without a definitive explanation, before making decisions.

Sperm concentration alone does not summarize fertility; reviewing function, anatomy, genetics, and prior treatments may be necessary, before making decisions.

Preimplantation testing has indications, limits, regulation, and the possibility of inconclusive results that must be explained, before making decisions.

A structured proposal helps compare stages, visits, costs, and limits before committing to another international cycle.

- **Couples with diagnosed infertility:** Individuals who wish to compare a comprehensive evaluation after sufficient time trying to conceive without success, for individual physician evaluation.

Patients with prior cycles who can provide protocols, response, embryo development, and transfer outcomes, for individual physician evaluation.

Individuals needing a realistic conversation about expected response, timing, alternatives, and treatment limits, for individual physician evaluation.

Couples seeking to integrate obstetric history, anatomy, hormones, genetics, and other medically justified evaluations, for individual physician evaluation.

Cases with seminal alterations, prior surgery, or genetic factors requiring coordinated andrology and reproduction, for individual physician evaluation.

Families with hereditary conditions or chromosomal alterations wanting to know whether genetic evaluation is appropriate, for individual physician evaluation.

- **Infertility second opinion:** Female and male factors, prior treatments, and questions may be integrated before repeating or changing a strategy, according to individual physician evaluation.

A team may evaluate stimulation, fertilization, culture, and transfer based on age, diagnosis, and prior response, according to individual physician evaluation.

Family history, carrier status, and the need for counselling may be reviewed before planning a cycle, according to individual physician evaluation.

When indicated and permitted, scope, limits, possible errors, and inconclusive results may be discussed, according to individual physician evaluation.

A directed review of anatomic, endocrine, genetic, hematologic, or other clinically relevant causes may be coordinated, according to individual physician evaluation.

Andrology, hormones, genetics, imaging, and sperm retrieval options may be included, subject to evaluation, according to individual physician evaluation.

- **Case reception:** We collect diagnosis, goals, history, travel restrictions, and questions via form, email, WhatsApp, or document upload, with scope agreed in advance.

We review legibility, dates, coherence, and missing items to avoid presenting an incomplete record to an institution, with scope agreed in advance.

We translate the priority documents that the specialist or hospital needs to understand the case, with scope agreed in advance.

We prepare a concise timeline with findings, interventions, response, current medications, and still-pending decisions, with scope agreed in advance.

We research potentially relevant departments, institutions, and specialists without claiming formal collaboration or guaranteed access, with scope agreed in advance.

We deliver possible pathways, requirements, questions, limits, steps, and logistical considerations adapted to the information received, with scope agreed in advance.

We can organize a paid consultation with a Chinese reproductive medicine or genetics specialist, subject to acceptance, availability, documentation, and scheduling.

If the case advances, we coordinate appointments, interpretation, admission, mobility, documentation, and post-care support according to the contracted service, with scope agreed in advance.