fcd has 3 levels. experiencing either category a or category b makes you level 1, experiencing both makes you level 2, and experiencing category c makes you level 3 regardless of whether you experience category a or b symptoms
category a: you experience the urge to act like a feline (meow, walk on all fours, etc) + distress when acting human
category b: you experience strong phantom feline limbs and/or hallucinations of feline limbs on one’s own body + distress when confirming that feline phantom limbs or hallucinations aren’t real
category c: having the thinking capacity of a feline + if experiencing category a symptoms, unable to act human and/or unable to stop urges + if experiencing category b symptoms, believing that hallucinations/phantom limbs are real