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Deciduosis in a cesarean scar
Toyaja Jadhav1, Rohini Doshetty1
112 Airforce Hospital, Department of Laboratory Sciences, Gorakhpur, Uttar Pradesh, India.
Autopsy & Case Reports
|May 16, 2022
Summary
Deciduosis, ectopic decidual tissue outside the uterus, is rare. This case highlights cutaneous deciduosis in a cesarean scar, often misdiagnosed and incidentally found during surgery.
Area of Science:
- Obstetrics and Gynecology
- Dermatopathology
- Surgical Pathology
Background:
- Deciduosis involves ectopic decidual tissue, typically pregnancy-associated.
- Cutaneous deciduosis is an uncommon manifestation, frequently misdiagnosed as malignancy.
- Diagnosis is challenging due to rarity and incidental detection during surgery.
Observation:
- A 34-year-old pregnant female presented with a Cesarean scar.
- Ectopic decidual tissue was identified within the surgical scar.
- The condition mimicked neoplastic or metastatic lesions.
Findings:
- The case confirmed deciduosis within a Cesarean scar.
- Surgically proven deciduosis has a low incidence (approx. 1.6%).
- Histopathological examination is crucial for accurate diagnosis.
Implications:
- Increased awareness of cutaneous deciduosis is needed to avoid misdiagnosis.
- Consider deciduosis in pregnant patients with scar lesions.
- Further research may elucidate the pathogenesis and optimal management.

