NORTH AMERICAN VETERINARY LICENSING EXAMINATION
(NAVLE) | 2026/2027 LATEST UPDATED VERSION | QUESTIONS AND
VERIFIED ANSWERS | GRADED A+
Feline osteosarcoma -
ANSWER
- Rare but the most common primary bone tumor in cats
- hind limbs
- slow growing - amputation can be curative sometimes
Canine osteosarcoma -
ANSWER
- most common primary bone tumor in dogs
- malignant and fast spreading
- c/s - chronic lameness or acute pathological fracture
- XR: lytic or proliferative lesion
- tx choice - amputation + chemotherapy (carboplatin > doxorubicin)
Canine Oral Cancers 1-3 -
ANSWER
1 - melanoma
2 - squamous cell carcinoma
3 - fibrosarcoma
Oral Malignant Melanoma -
ANSWER
- #1 oral tumor in dogs [chows, GR, cocker spaniels]
- metastatic (80%+) and locally aggressive
- wide surgical resection +/- carboplatin +/- RT
- vaccine to boost immune system to start attacking tyrosinase A (expressed by melanomas)
(NAVLE) | 2026/2027 LATEST UPDATED VERSION | QUESTIONS AND
VERIFIED ANSWERS | GRADED A+
Feline osteosarcoma -
ANSWER
- Rare but the most common primary bone tumor in cats
- hind limbs
- slow growing - amputation can be curative sometimes
Canine osteosarcoma -
ANSWER
- most common primary bone tumor in dogs
- malignant and fast spreading
- c/s - chronic lameness or acute pathological fracture
- XR: lytic or proliferative lesion
- tx choice - amputation + chemotherapy (carboplatin > doxorubicin)
Canine Oral Cancers 1-3 -
ANSWER
1 - melanoma
2 - squamous cell carcinoma
3 - fibrosarcoma
Oral Malignant Melanoma -
ANSWER
- #1 oral tumor in dogs [chows, GR, cocker spaniels]
- metastatic (80%+) and locally aggressive
- wide surgical resection +/- carboplatin +/- RT
- vaccine to boost immune system to start attacking tyrosinase A (expressed by melanomas)
