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Feline Hyperthyroidism: The Most Common Hormonal Disease in Older Cats

Hyperthyroidism causes the thyroid to produce excess hormones. It's very common in older cats and very treatable.

Feline Hyperthyroidism: The Most Common Hormonal Disease in Older Cats

disorders benign tumor nearly fully recover

  • 10
  • 98% cases benign tumor
  • weight loss
  • damage
  • Multiple
  • I-131 closest to

Understanding

glands regulate benign tumor adenoma excessive leads to heart failure dangerous

ravenous weight loss restlessness hyperactivityunkempt rapid heart rateheart murmur nighttime yowlingaggression develop 'thyroid storm'—— extremely dangerous crisis

total T4 simple usually diagnostic mild cases free T4 by equilibrium dialysis cardiac echocardiogram important often masks underlying changes

Methimazole Felimazole daily blocks Effective lifelongHills y/d iodine-restricted starves Strict protocol required I-131 single destroys 95%+ cases Surgery affected less commonly performed

  • eating losing weight
  • Restlessnesshyperactivity nighttime yowling
  • Rapid heart rate heart murmur detected
  • Unkempt

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+853 6677 6611