# Region of Interest ($185) with Thermography RGV

> A non-invasive thermography study that captures detailed thermal images of a selected body region, from head to feet. Please note: the upper and lower back are considered two separate regions and must be booked individually. The same applies to legs, knees, feet, arms, and hands, as each is considered its own region. This option does not include breast imaging.

- Host: Thermography RGV
- Duration: 60 min
- Location: 1516 W Dove Ave, Suite D, McAllen, TX 78504 
- Host time zone: America/Chicago
- Confirmation: Bookings are confirmed instantly.
- Payment: required, and collected on the booking page.
- Booking page: https://cal.com/thermographyrgv/3852999
- Event type id: 4589443

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=4589443&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 4589443,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…"
  }
}
```

- Required fields: `name` (Your name), `attendeePhoneNumber` (Phone number)
- Optional fields: `email` (Email address)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.