• ๊ณ ์–‘์ด์—์„œ ์ „์‹ ์ ์ด๊ณ  ์น˜๋ช…์ ์ธ ์ฆ์ƒ
  • Sporadicํ•˜๊ฒŒ ๋ฐœ์ƒ.
  • Enteric coronavirus์˜ mutation โ†’ macrophage์— ๋Œ€ํ•œ tropism ํš๋“ โ†’ Infectious peritonitis
  • serotype 2 : canine coronavirus์˜ ์œ ์ „์ฒด์˜ ์ผ๋ถ€๋ฅผ ๊ฐ€์ง€๋Š” recombinant
  • 2๊ฐ€๊ธฐ ํ˜•ํƒœ
    • wet form (๋ณต์ˆ˜ ๊ด€์ฐฐ๋จ)
    • dry form (๋ณต์ˆ˜ ๊ด€์ฐฐX)