Cervical incompetence morphological changes on ultrasound (mnemonic)

Sequential morphological ultrasound changes of the endocervical canal with cervical incompetence can be remembered using the mnemonic:

  • Trust Your Vaginal Ultrasound


  • T-shaped (normal internal cervical os)
  • Y-shaped
  • V-shaped 
  • U-shaped

Related article

Article information

rID: 44902
System: Obstetrics
Section: Mnemonics, Anatomy
Tag: cases
Synonyms or Alternate Spellings:
  • Trust your vaginal ultrasound (mnemonic)

ADVERTISEMENT: Supporters see fewers/no ads

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.