Related Experiment Video
Updated: Feb 4, 2026
03:44
A Unique Mouse Model for Quantitative Assessment of Biofilm Formation on Surgical Implants in Subcutaneous Abscess
Published on: June 6, 2025
630
A unique surgical emergency: ileosigmoid knotting
Kevin Bain1, Andrew Lelchuk2, Michael Nicoara1
1NYU Langone Hospital, Brooklyn, NY, USA.
AME Case Reports
|September 29, 2018
Summary
Ileosigmoid knot (ISK) is a rare cause of bowel obstruction where the ileum and sigmoid colon twist together. This case report details an unusual presentation of ISK in a 14-year-old male, highlighting its rarity in younger populations.
Area of Science:
- Gastroenterology
- Surgical Pathology
- Pediatric Surgery
Background:
- Ileosigmoid knot (ISK) is a rare condition causing bowel obstruction and potential necrosis.
- Most reported cases of ISK occur in adults and are prevalent in Asia and Africa.
- ISK involves the ileum and sigmoid colon twisting around each other, leading to strangulation.
Observation:
- This report presents an extremely rare case of ISK in a 14-year-old male.
- The patient's young age is highly atypical for this condition.
- ISK is characterized by the ileum and sigmoid colon forming a knot, causing obstruction.
Findings:
- The case highlights a significant deviation from the typical demographic profile of ISK.
- This presentation underscores the importance of considering rare causes of bowel obstruction in pediatric patients.
- The anatomical configuration of the ileosigmoid knot was confirmed.
Implications:
- This case expands the known spectrum of ISK presentation.
- It emphasizes the need for heightened clinical suspicion for ISK in younger patients presenting with bowel obstruction symptoms.
- Further research may be warranted to understand potential unique pediatric risk factors or presentations of ISK.
Related Concept Videos
01:18Other Unique Bacteria
440
Magnetic bacteria exhibit a directed movement called magnetotaxis, driven by structures called magnetosomes. These magnetosomes consist of chains of magnetic particles made of either magnetite (Fe₃O₄) or greigite (Fe₃S₄) and are organized in a linear conformation by a protein scaffold within invaginations of the cell membrane. The bacteria align along the north–south magnetic field lines, much like a compass needle. They are typically microaerophilic or anaerobic...
440
01:16Second Uniqueness Theorem
2.6K
Consider a region consisting of several individual conductors with a definite charge density in the region between these conductors. The second uniqueness theorem states that if the total charge on each conductor and the charge density in the in-between region are known, then the electric field can be uniquely determined.
In contrast, consider that the electric field is non-unique and apply Gauss's law in divergence form in the region between the conductors and the integral form to the surface...
In contrast, consider that the electric field is non-unique and apply Gauss's law in divergence form in the region between the conductors and the integral form to the surface...
2.6K
01:27Emerging Adulthood
696
Jeffrey Arnett's concept of emerging adulthood offers a framework to understand the unique developmental stage between adolescence and full-fledged adulthood, generally from ages 18 to 25. This period is marked by extensive exploration and shifts in identity, relationships, and career choices, a process known in psychology as role experimentation. Emerging adulthood reflects the evolving cultural expectations surrounding adulthood and the dynamic process of personal transformation during...
696
01:30Introduction Cardiac Emergencies
373
Cardiac emergencies are critical situations involving the heart that require immediate medical intervention to prevent severe complications or death. These emergencies often arise from underlying heart conditions that impair the heart's ability to function correctly.Types of Cardiac EmergenciesThe most common types of cardiac emergencies include Acute Coronary Syndrome (ACS), myocardial infarction (MI), cardiac arrest, and heart failure.Acute Coronary Syndrome (ACS)Acute Coronary Syndrome (ACS)...
373
01:29Applications of GIS: Disaster Management and Emergency Response
523
Geographic Information System (GIS) technology is essential for risk identification, action prioritization, and resource optimization in critical situations like flooding and earthquakes. By integrating spatial and demographic data, GIS provides a comprehensive framework for emergency response.GIS integrates data layers, like rainfall intensity, topography, elevation profiles, and river levels, to model high-risk flood zones. These layers assess areas susceptible to flooding based on their...
523
01:26Kidney Transplant II: Surgical Procedure
414
Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living...
414