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Anal Sac Cancer Treatment Port Orchard WA

It is important to keep an open mind. Differential diagnosis for perianal disease includes anal sac impaction, abscess (which may rupture), sacculitis, perianal adenomas, perineal hernias, perineal fistulas and other malignancies, such as perianal malignant melanoma. Any of these conditions affect the quality of life of the patient.

Kitsap Veterinary Hospital
(360) 443-7389
3036 Bethel Rd SE
Port Orchard, WA
Hours
Monday 8:30 AM - 6:00 PM
Tuesday 8:30 AM - 6:00 PM
Wednesday 8:30 AM - 6:00 PM
Thursday 8:30 AM - 6:00 PM
Friday 8:30 AM - 6:00 PM
Saturday 8:30 AM - 2:00 PM
Sunday Closed
Services
Animal Boarding, Animal Flea Control, Animal Microchipping, Small Animal Vet, Spaying/Neutering, Veterinarians, Veterinary Dentistry, Veterinary Surgery

Ridgetop Animal Hospital
(360) 915-5587
1193 Tahoe Lane
Silverdale, WA
Hours
Monday 7:00 AM - 8:00 PM
Tuesday 7:00 AM - 8:00 PM
Wednesday 7:00 AM - 8:00 PM
Thursday 7:30 AM - 8:00 PM
Friday 7:00 AM - 8:00 PM
Saturday 9:00 AM - 5:00 PM
Sunday Closed
Services
Animal Boarding, Animal Grooming, Small Animal Vet, Veterinarians, Veterinary Dentistry, Veterinary Surgery, Veterinary Vaccinations

VCA West Seattle Veterinary Hospital
(206) 445-7578
5261 California Ave SW
Seattle, WA
Hours
Monday 7:00 AM - 7:00 PM
Tuesday 7:00 AM - 7:00 PM
Wednesday 7:00 AM - 7:00 PM
Thursday 7:00 AM - 7:00 PM
Friday 7:00 AM - 7:00 PM
Saturday 8:00 AM - 5:00 PM
Sunday Closed
Services
Animal Boarding, Animal Daycare, Animal Flea Control, Animal Microchipping, Small Animal Vet, Spaying/Neutering, Veterinarians, Veterinary Dentistry, Veterinary Euthanasia, Veterinary Medical Specialties, Veterinary Surgery

VCA Five Corners Animal Hospital
(206) 552-7938
15707 1st Ave S
Seattle, WA
Hours
Monday 24 Hours
Tuesday 24 Hours
Wednesday 24 Hours
Thursday 24 Hours
Friday 24 Hours
Saturday 24 Hours
Sunday 24 Hours
Services
24-Hour Vet, Animal Boarding, Animal Flea Control, Animal Grooming, Animal Microchipping, Emergency Veterinary Clinic, Exotic Animal Vet, Large Animal Vet, Reptile Vet, Small Animal Vet, Spaying/Neutering, Veterinarians, Veterinary Dentistry, Veterinary Euthanasia, Veterinary Medical Specialties, Veterinary Surgery

VCA Crown Hill Animal Hospital
(206) 420-0041
9069 Holman Rd NW
Seattle, WA
Hours
Monday 7:00 AM - 7:30 PM
Tuesday 7:00 AM - 7:30 PM
Wednesday 7:00 AM - 7:30 PM
Thursday 7:00 AM - 7:30 PM
Friday 7:00 AM - 7:30 PM
Saturday 8:00 AM - 5:00 PM
Sunday 9:00 AM - 5:00 PM
Services
Animal Boarding, Animal Daycare, Animal Flea Control, Animal Grooming, Animal Microchipping, Small Animal Vet, Spaying/Neutering, Veterinarians, Veterinary Dentistry, Veterinary Euthanasia, Veterinary Medical Specialties, Veterinary Surgery

Wheaton Way Veterinary Hospital
(360) 525-3985
1216 Ivy Rd.
Bremerton, WA
Hours
Monday 7:00 AM - 6:00 PM
Tuesday 7:00 AM - 6:00 PM
Wednesday 7:00 AM - 6:00 PM
Thursday 7:00 AM - 6:00 PM
Friday 7:00 AM - 6:00 PM
Saturday 8:00 AM - 5:00 PM
Sunday Closed
Services
Animal Flea Control, Animal Microchipping, Declawing, Small Animal Vet, Spaying/Neutering, Veterinarians, Veterinary Dentistry, Veterinary Euthanasia, Veterinary Surgery, Veterinary Vaccinations

VCA Olympic Animal Hospital
(360) 865-5079
3422 NW Byron St
Silverdale, WA
Hours
Monday 8:00 AM - 5:30 PM
Tuesday 8:00 AM - 5:30 PM
Wednesday 8:00 AM - 5:30 PM
Thursday 8:00 AM - 5:30 PM
Friday 8:00 AM - 5:30 PM
Saturday 8:00 AM - 5:30 PM
Sunday Closed
Services
Animal Boarding, Animal Daycare, Animal Flea Control, Animal Grooming, Animal Microchipping, Small Animal Vet, Spaying/Neutering, Veterinarians, Veterinary Dentistry, Veterinary Euthanasia, Veterinary Surgery

VCA Magnolia Animal Hospital
(206) 445-7064
2201 34th Avenue W
Seattle , WA
Hours
Monday 7:00 AM - 7:00 PM
Tuesday 7:00 AM - 7:00 PM
Wednesday 7:00 AM - 7:00 PM
Thursday 7:00 AM - 7:00 PM
Friday 7:00 AM - 7:00 PM
Saturday 8:00 AM - 5:00 PM
Sunday 9:00 AM - 1:00 PM
Services
Animal Boarding, Animal Daycare, Animal Flea Control, Animal Grooming, Animal Microchipping, Small Animal Vet, Spaying/Neutering, Veterinarians, Veterinary Dentistry, Veterinary Euthanasia, Veterinary Medical Specialties, Veterinary Surgery

VCA Central Kitsap Animal Hospital
(360) 633-1819
10310 Central Valley Rd NE
Poulsbo, WA
Hours
Monday 24 Hours
Tuesday 24 Hours
Wednesday 24 Hours
Thursday 24 Hours
Friday 24 Hours
Saturday 24 Hours
Sunday 24 Hours
Services
24-Hour Vet, Animal Flea Control, Animal Grooming, Animal Microchipping, Emergency Veterinary Clinic, Small Animal Vet, Spaying/Neutering, Veterinarians, Veterinary Dentistry, Veterinary Euthanasia, Veterinary Medical Specialties, Veterinary Surgery

Madison Street Animal Hospital
(206) 452-1885
2215 E Madison Street
Seattle, WA
Hours
Monday 8:00 AM - 7:00 PM
Tuesday 8:00 AM - 7:00 PM
Wednesday 8:00 AM - 7:00 PM
Thursday 8:00 AM - 7:00 PM
Friday 8:00 AM - 7:00 PM
Saturday 9:00 AM - 4:00 PM
Sunday 9:00 AM - 4:00 PM
Services
Animal Boarding, Animal Daycare, Animal Flea Control, Animal Microchipping, Bird Vet, Emergency Veterinary Clinic, Equine Vet, Exotic Animal Vet, Holistic Veterinary Medicine, Large Animal Vet, Small Animal Vet, Spaying/Neutering, Veterinarians, Veterinary Dentistry, Veterinary Euthanasia, Veterinary House Calls, Veterinary Medical Specialties, Veterinary Surgery, Veterinary Vaccinations

Step-by-Step Surgery for Anal Sac Cancer

Anal sac cancer causes local problems, mainly because of pain and straining to defecate. Anal sac apocrine gland adenocarcinoma also leads to systemic issues, including hypercalcemia and metastasis. Affected patients are older female dogs in 90 percent of the cases. A few cases have been described in cats.

It is important to keep an open mind. Differential diagnosis for perianal disease includes anal sac impaction, abscess (which may rupture), sacculitis, perianal adenomas, perineal hernias, perineal fistulas and other malignancies, such as perianal malignant melanoma. Any of these conditions affect the quality of life of the patient.

anal sac adenocarcinoma
A preoperative view of a left anal sac adenocarcinoma in a 9-year-old male Akita mix. Photo courtesy of Dr. Phil Zeltzman.
An anal sac tumor is suspected on rectal exam. If it is large enough, subcutaneous swelling may be visible. Occasionally, the tumor is bilateral. A diagnosis can sometimes be reached with cytology if enough cells exfoliate. Histopathology gives a definitive diagnosis. Incisional biopsies are rarely used, whereas excisional biopsy is typically the preferred course of action.

Standard preoperative workup includes a CBC and blood chemistry, including a calcium level. Approximately 25 percent of patients are affected by paraneoplastic hypercalcemia (See our bonus content on differential diagnosis of hypercalcemia). Abdominal radiographs or ultrasound are helpful to diagnose metastasis to the sublum...

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