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Preparation for General Anesthesia

Please note that appropriate testing and preparation must be completed prior to being anesthetized for the medical imaging procedure.

The following are the minimum requirements:

Please offer no food after 10pm the night before the procedure. Water can be provided up to hospital admission.
The testing should meet the requirements listed below.
Information from the testing should include :
- Hard copies of the labwork results.
- Information regarding when, where and by whom the labwork was performed.
Fill in the Online Imaging Request form and submit it to us or fill out the Imaging Request pdf form and fax it to us at (612) 626-6733.
Please note if fine needle aspirates are planned, a platelet count will be indicated within 72 hours of the procedure. If core biopsies are planned, a coagulation profile will be indicated within 72 hours of the procedure.

Classification of Physical Status for Patients Undergoing Anesthesia*

Category	Description	Examples
I	Healthy Patient	No organic disease (e.g., normal dog with chronic lameness)
II	Mild or moderate systemic disease without functional impairment	Cardiac disease, compensated (no medication) Geriatric Obesity Orthopedic disease Pediatric
III	Organic disease with definite functional impairment	Anemia, mild Anorexia Cardiac disease, compensated (with medication) Dehydration, mild Fever, mild Neurologic symptoms (seizures, vestibular syndrome, ataxia, paresis)
IV	Severe disease that is life-threatening	Anemia, severe Cardiac disease, decompensated Pulmonary disease Renal failure Sepsis Shock
V	Moribund patient, not expected to survive	Major trauma Multi-organ failure Profound shock Severe head trauma injury
* Adapted from the American Society of Anesthesiologists (ASA)

Testing Requirements for Patients < 5 years of age
Physical Status Category	Required Tests	Tests Performed Within
I or II	BUN, Glucose, PCV, TP	30 days of referral
III	CBC⁽¹⁾, ECG, Small Animal Profile⁽²⁾, UA⁽⁴⁾	7 days of referral
IV or V	CBC⁽¹⁾, Thoracic Radiographs, ECG, Small Animal Profile⁽²⁾	48 hours of referral

Testing Requirements for Patients ≥ 5 years of age
Physical Status Category	Required Tests	Tests Performed Within
I or II	PCV, Pre-Anesthetic Profile⁽³⁾, UA⁽⁴⁾	30 days of referral
III	CBC⁽¹⁾, ECG, Serum Electrolytes, Small Animal Profile⁽²⁾, UA⁽⁴⁾	7 days of referral
IV or V	CBC⁽¹⁾, Thoracic Radiographs, ECG, Small Animal Profile⁽²⁾, UA⁽⁴⁾	48 hours of referral

⁽¹⁾ CBC should include at least: Hematocrit, White Blood Cell Count, Differential
⁽²⁾ Small Animal Profile should include at least: ALB, ALP, ALT, AMY, AST, TBIL, BUN, HCO3, Ca, CHOL, CREAT, GGT, GLU, Phos, Mg, TP, Na, K, Cl
⁽³⁾ Pre-Anesthetic Profile should include at least: ALB, ALT, CREAT, GLU, Na, K
⁽⁴⁾ Urinalysis (UA) should include: Urine specific gravity

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