Speaking from experience from having an elderly constipated cat ;Vet should be palpating abdomen ,making sure not furball compacting and suggesting laxative ,enema and if colon motility slow could use cisapride
We reside in Australia,have had up to 4 fur babies ,last one died of pancreatitis at 9 idiopathic ie not known cause and the other of old age at 18 They all got on famously
X 2 - 4 year olds have acquired FHV1 one suffers seasonal asthma( winter )managed by aerocat inhaler ventolin and...
