It's lukemia... For cats.
Lukemia is not infectious
the lungs
Liver.
the legs
The eyes.
Hepatitis affects the liver in the body.
The pituitary gland
The brain.
That would be the knee.
Acute Lukemia is not something you can just acquire or catch like a cold. Several symptoms that someone may have Acute Lukemia is weight loss, tiredness and night sweats.
The brain it effects mostly.