ภาวะรังไข่ตกค้าง

Key Facts

• Suspected when spayed females display heat behaviors (impossible after proper spaying)
• Dogs in heat: vaginal discharge (bloody then straw-colored), attraction to males, 3-week cycle
• Cats in heat: restlessness, loud vocalization, inappropriate urination, rear-raising posture
• Diagnosis: vaginal smear (preferred for dogs), blood hormone testing, LH or SpayChek test
• Some females have accessory ovarian tissue separate from main ovaries
• Ovarian cells can adhere to abdominal wall and grow into functional ovarian tissue
• Surgery to remove remnant is best performed just after a heat cycle (corpora lutea are most visible)
• Ongoing estrogen exposure promotes mammary cancer and stump pyometra
• Estrogen-containing human topical creams can also cause heat signs in pets
• Species: dogs and cats