Preventable with Regular Grooming / Maintenance

3-inch thick pelt on cat's back

Cat's head

This cat has a 2-3 inch pelt on its entire body. 

Mat / pelt removal 

All 10 of this sweet 20-year-old cat's front nails were ingrown - deep into the paw pads and infected

Ingrown and infected nails

Unfortunately, this kitty came in for mat removal and as I was removing them from her 'underarms' it was discovered that an attempt had been made to cut them out with scissors.  This injury required stitches and antibiotics because it was infected.