IVU, HSG, RGU (Contrast Studies)
IVU, HSG, RGU (Contrast Studies)
IVU (Intravenous Urography), HSG (Hysterosalpingography), and RGU (Retrograde Urethrogram) are specialized contrast-enhanced radiological procedures used to evaluate the urinary and reproductive systems. These studies involve the administration of contrast media to visualize anatomical structures, detect abnormalities, and assist in diagnosis and treatment planning.
Key Specifications (Typical)
- Imaging Modality: Digital X-Ray / Fluoroscopy
- Contrast Agent: Water-soluble iodinated contrast media
- Image Acquisition: Static and real-time fluoroscopic imaging
- Visualization: Enhanced anatomical assessment using contrast enhancement
- Radiation Guidance: Digital fluoroscopy support
- Image Storage: PACS and DICOM compatible
- Procedure Type: Minimally invasive diagnostic study
- Applications: Urinary tract, urethra, uterus, and fallopian tube evaluation
Common Clinical Uses
- Evaluation of kidneys, ureters, and urinary bladder
- Detection of urinary tract obstruction
- Assessment of kidney stones
- Investigation of hematuria (blood in urine)
- Congenital urinary tract abnormalities
- Assessment of female infertility
- Evaluation of fallopian tube patency
- Detection of uterine abnormalities
- Investigation of recurrent pregnancy loss
- Pre-fertility treatment assessment
- Evaluation of urethral strictures
- Assessment of urethral trauma
- Detection of urethral injuries and abnormalities
- Preoperative planning for urethral surgery
- Investigation of urinary flow problems
Advantages Over Conventional Ultrasound Systems
- Enhanced visualization of internal structures
- Accurate identification of obstructions and abnormalities
- Real-time imaging guidance
- Minimally invasive procedure
- Valuable for surgical and treatment planning
- Widely available and cost-effective
- High diagnostic accuracy for contrast-sensitive conditions
Examples of Contrast Study Procedures
- Intravenous Urography (IVU)
- Hysterosalpingography (HSG)
- Retrograde Urethrogram (RGU)
- Micturating Cystourethrogram (MCU/VCUG)
- Sinogram and Fistulogram Studies
Typical Benefits
- Early detection of urinary and reproductive tract disorders
- Improved treatment planning
- Detailed anatomical visualization
- Real-time assessment of contrast flow
- Support for infertility evaluation and urological diagnosis
- Reliable and clinically proven diagnostic technique