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Related Concept Videos

Disorders of the Urinary System01:20

Disorders of the Urinary System

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The urinary system is responsible for eliminating waste and excess fluids from the body. However, disorders of the urinary system can arise due to various reasons like infections, stress, age, congenital abnormalities, and lifestyle.
Urinary tract infections (UTIs) are one of the most common urinary system disorders. They are caused by bacteria that enter the urethra and can spread to the bladder resulting in cystitis. Pyelonephritis is the result of a UTI that has ascended to the level of the...
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Urinary Bladder01:23

Urinary Bladder

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The urinary bladder is a hollow, muscular sac that temporarily stores urine before it is expelled from the body. It can hold approximately 600 mL of urine prior to micturition. The bladder is retroperitoneal and located behind the pubic symphysis in the pelvic floor.
In males, the bladder is situated in front of the rectum, while in females, it is positioned anterior to the vagina and uterus. The bladder floor contains an inverted triangular area called the trigone, defined by the two ureteric...
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Nursing Assessment of the Genitourinary System I: Health History01:21

Nursing Assessment of the Genitourinary System I: Health History

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The genitourinary system is critical to maintaining fluid balance, waste elimination, and reproductive function. Nurses play a vital role in assessing this system, beginning with a thorough health history. This process involves gathering patient information, identifying risk factors, and recognizing symptoms of genitourinary disorders. Early detection is vital for timely interventions and management.1. Gathering Patient InformationA complete health history includes the patient’s personal,...
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Urinary Tract Infection II: Pathophysiology01:25

Urinary Tract Infection II: Pathophysiology

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The pathophysiology of urinary tract infections (UTIs) encompasses several progressive stages, beginning with bacterial colonization and culminating in potential systemic complications if untreated. UTIs are primarily initiated by bacteria, such as Escherichia coli, which often originate from the gastrointestinal tract and migrate to the urinary system through the periurethral area. This migration can occur via several routes, including improper hygiene practices, sexual activity, or...
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Urinary Tract Infection I: Introduction01:26

Urinary Tract Infection I: Introduction

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Urinary tract infections (UTIs) impact various parts of the urinary system, including the kidneys, ureters, bladder, and urethra. These infections are generally bacterial, with Escherichia coli being the most common causative agent, often originating from the gastrointestinal tract. However, other bacteria, such as Staphylococcus saprophyticus, Klebsiella pneumoniae, and Proteus mirabilis, are also known to cause UTIs. The type, location, and underlying complexity of the UTI guide both...
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Anatomy of the Genitourinary System II: Bladder and Urethra01:19

Anatomy of the Genitourinary System II: Bladder and Urethra

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The lower urinary system consists of the urinary bladder and urethra, which are essential in storing and expelling urine from the body. Together with the internal and external sphincters, these structures work together to regulate urination effectively.Anatomy of the BladderThe urinary bladder is a muscular, stretchable organ behind the pubic bone and in front of the rectum. In females, the bladder is positioned anterior to the vagina and inferior to the uterus, while in males, it is located...
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Culture of Bladder Cancer Organoids as Precision Medicine Tools
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Bladder cancer, inflammageing and microbiomes.

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Aging increases bladder cancer risk, potentially due to microbiome changes affecting immunity and metabolism. Understanding these age-related alterations could reveal new therapeutic targets for bladder cancer.

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Area of Science:

  • Oncology
  • Microbiology
  • Immunology

Background:

  • Aging correlates with increased bladder cancer incidence, morbidity, and mortality.
  • Elderly individuals often exhibit chronic inflammation and altered gut/urinary tract microbiota.
  • Age-associated microbiome shifts may induce metabolic and immune changes, potentially promoting tumorigenesis.

Purpose of the Study:

  • To explore the link between age-related microbiome alterations and bladder cancer development.
  • To investigate the role of gut and urinary microbiomes in bladder cancer dysregulation.
  • To understand how immune system, gut, and urinary microbiomes influence bladder cancer treatment response.

Main Methods:

  • This study is a review and synthesis of current research on aging, microbiota, and bladder cancer.
  • Analysis of existing literature on immune system function in the elderly.
  • Examination of studies detailing gut and urinary microbiome composition in aging and bladder cancer patients.

Main Results:

  • Age-related changes in gut and urinary microbiomes may contribute to immune dysregulation and bladder cancer.
  • Microbiome dysregulation is implicated in bladder cancer, though mechanisms are not fully understood.
  • Immune system, gut, and urinary microbiomes can impact bladder cancer patient treatment outcomes.

Conclusions:

  • Understanding age-related immune and microbiome changes offers insights into bladder cancer risk and progression in the elderly.
  • Microbiota represent potential therapeutic targets for bladder cancer intervention.
  • Further research into the interplay of aging, microbiota, and immunity is crucial for advancing bladder cancer care.