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MSD MANUAL
Veterinary Manual
PROFESSIONAL CONTENT
PET OWNER CONTENT
ZOONOTIC DISEASES
RESOURCES
QUIZZES
ABOUT
PROFESSIONAL CONTENT
PET OWNER CONTENT
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Case studies
History of Present Illness
Review of Systems
Past Medical History
Question 1
Physical Examination
Testing
Test Results
Test Interpretation
Differential Diagnosis
Relevant Next Steps
Treatment Orders
Additional Test Results
Question 2
Question 3
About the Case
Australian Shepherd with mammary mass
Question 2
Which of the following are risk factors for canine mammary tumors? (You may select more than one option.)
Intact females 7 to 13 years old
Large, mixed breed dog
Ovariectomy before the first heat cycle
Use of exogenous progestins and estrogens
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Additional Test Results
Question 3