ANAL SAC TUMORS

WHAT ARE THE ANAL SACS?

The anal sacs are small opening on each side of the anus, that release a smelly fluids, used by animals for sexual recognition.

WHAT ARE THE MOST COMMON ANAL SAC TUMORS?

The most common anal sac tumors are adenocarcinoma, and are very aggressive due to its invasiveness and spread. These particular tumors are 100% metastatic (spread to other tissues) and can be responsible to increase the Calcium level in the blood, which leads to kidney failure.

WHAT ARE THE SYMPTOMS OF ANAL SAC TUMORS

The common symptoms of anal sac tumors are related with defecation. Patients experience discomfort and pain during defecation due to partial obstruction of the anus and colon by the tumor and enlarged lymph nodes (spread)

HOW DO YOU KNOW THAT MY DOG HAS AN ANAL SAC TUMOR?

The diagnosis is made based on a rectal exam performed by the veterinarian, and the nature of the tumor is determined by biopsy results. It is important the a metastatic screening ( chest x-rays, abdominal ultrasound)is performed to ensure that the tumor has not spread to other tissues (lymph nodes, chest, and abdominal organs.

HOW DO YOU TREAT ANAL SAC TUMORS

The best treatment for anal sac tumors is surgery, however by the time the tumor is removed, the tumor cells have already spread to other tissues. The surgery involves, removing the anal sac tumor and the lymph nodes from the abdominal cavity affected by the tumor. Unfortunately, due to the invasive nature of anal sac tumors, surgery and chemotherapy are not able to provide a cure for this disease. It has been shown after surgery and chemotherapy, the patient survival can be prolonged to 1 to 2 years.

WHAT IS THE AFTERCARE AFTER ANAL SAC SURGERY?

The aftercare after surgery involves cleaning the surgical site daily to prevent the risk of infections, due to its proximity to the anus. Additionally, pain and discomfort is to be expected during defecation. Pain management is very important for 1 to 2 weeks post operatively and should be provided.