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A study of stomach contents across the menstrual cycle: how hormonal changes influence fasting gastric volume

Comparison of Fasting Gastric Volume in different Phases of Menstrual Cycle and Correlation with Hormonal Levels: A Prospective Observational Study Protocol - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2026/02/103288
Enrollment
88
Registered
2026-02-09
Start date
Unknown
Completion date
Unknown
Last updated
2026-03-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: Z409- Encounter for prophylactic surgery, unspecified

Interventions

Intervention1: Follicular phase: Participants in follicular phase of menstrual cycle Control Intervention1: Luteal Phase: Participants in luteal phase of menstrual cycle

Sponsors

All India Institute of Medical Sciences New Delhi
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Regular menstrual cycles, 2. ASA classes 1 and 2, 3. Consenting to participate.

Exclusion criteria

Exclusion criteria: Irregular menstrual cycle Hormone replacement therapy Polycystic ovarian syndrome (PCOS) Diabetes mellitus, Gastroesophageal reflux disease, Chronic kidney disease, Body mass index more than 30 Pregnancy, Medications affecting gastric motility, Upper abdominal surgery history, Postmenopausal status, Hormonal contraception use, Emergency surgery.

Design outcomes

Primary

MeasureTime frame
To compare fasting gastric volume quantitatively and qualitatively by ultrasound during the luteal versus follicular phases of the menstrual cycle in premenopausal females undergoing elective surgery.Timepoint: Just before surgery—

Secondary

MeasureTime frame
To evaluate the correlation between fasting gastric volume, cross sectional area (CSA), qualitative grade and serum female sex hormone levels during phases of menstrual cycle.Timepoint: Just before surgery—

Countries

India

Contacts

Public ContactDr Amit kumar

AIIMS, New Delhi

amit2007kr@gmail.com8055087505

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Mar 14, 2026