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Double kidney with double pelvis — Clinical Guidelines

Overview

Ischiopagus tripus conjoined twins are a rare form of conjoined twins joined at the pelvis and sharing three legs. Surgical separation is a complex procedure requiring multidisciplinary planning and extensive postoperative rehabilitation.

Diagnosis

Ultrasound Diagnosis: Early diagnosis possible via ultrasound, even in cases of diamniotic/monochorionic placentation 3.

Imaging: Essential for assessing the extent of conjoining and associated anomalies 7.

Prenatal Assessment: Important for prognostic evaluation and planning 2.

Management

Preoperative Planning: Comprehensive interdisciplinary assessment and meticulous planning are crucial 2.

Surgical Separation: Performed typically in early infancy, tailored to the specific anatomy of the twins 5 7.

Postoperative Rehabilitation: Includes inpatient and outpatient services focusing on mobility, feeding, communication, and developmental skills 1.

Monitoring and Support: Continuous monitoring post-surgery with emphasis on strength, endurance, and adaptive equipment 1.

Special Populations

Pediatrics: Early surgical intervention and intensive rehabilitation are critical for optimal outcomes 1 5.

Comorbidities: High incidence of concurrent congenital malformations, particularly cardiac and gastrointestinal, necessitates thorough diagnostic evaluation 7.

Key Recommendations

Conduct thorough prenatal imaging and interdisciplinary planning before surgical separation to optimize outcomes (Evidence: Moderate 2 7).

Implement comprehensive postoperative rehabilitation programs including early intervention and adaptive support services (Evidence: Strong 1).

Prioritize detailed diagnostic assessments to identify and manage concurrent congenital anomalies effectively (Evidence: Moderate 7).

References

1 Tozzi M, Van Zant RS. Rehabilitation of Conjoined Twins Pre- and Postsurgical Separation. Physical & occupational therapy in pediatrics 2017. link 2 Kobylarz K. Anaesthesia of conjoined twins. Anaesthesiology intensive therapy 2014. link 3 DeStephano CC, Meena M, Brown DL, Davies NP, Brost BC. Sonographic diagnosis of conjoined diamniotic monochorionic twins. American journal of obstetrics and gynecology 2010. link 4 Burke JP, Ruben JB, Scott WE. Vertical transposition of the horizontal recti (Knapp procedure) for the treatment of double elevator palsy: effectiveness and long-term stability. The British journal of ophthalmology 1992. link 5 Hung WT, Chen WJ, Chen HT, Hsu TC, Chao CC, Wu TT. Successful separation of ischiopagus tripus conjoined twins. Journal of pediatric surgery 1986. link80088-4) 6 Kontogeorgos G, Anastassiades OT, Bouropoulou V, Papamichales G. Tubal conjoined twin pregnancy. Pathology, research and practice 1986. link80111-X) 7 Harper RG, Kenigsberg K, Sia CG, Horn D, Stern D, Bongiovi V. Xiphopagus conjoined twins: a 300-year review of the obstetric, morphopathologic, neonatal, and surgical parameters. American journal of obstetrics and gynecology 1980. link90707-3)

Double kidney with double pelvis