In everyday veterinary practice, we’re often under pressure to provide quick answers.
But producing a reliable diagnosis depends on many factors—case complexity, diagnostic availability, and clinical presentation.
Below is a structured guide to help manage both professional standards and client expectations:
1. Immediate Diagnosis (Within 15–30 Minutes)
These are typically cases where history + physical exam + quick tests lead to a confident clinical impression.
Tools: Fecalysis, otoscopy, skin scraping, ELISA tests, in-house blood smear
Examples:
- Parvovirus (positive ELISA)
- Flea allergy dermatitis
- Otitis externa
- Tick-borne disease (ELISA TEST, responsive anemia)
Action: Confirm, treat, educate. This builds trust through speed and clarity.
2. Same-Day Diagnosis (Within 2–6 Hours)
When initial workup requires in-house diagnostics—bloodwork, imaging, or urinalysis—but results are available before end of day.
Tools: CBC, blood chem, radiographs, urinalysis
Examples:
- Bladder stones
- GI foreign body/obstruction
- UTI
- IMHA/Anemia patterns
Action: Begin diagnostics early in consult. Re-discuss findings with the client within the day.
3. 1–3 Day Diagnosis
This covers conditions that need external lab processing or more complex cytology/histopath interpretation.
Examples:
- Skin biopsies
- FIV/FeLV testing (PCR)
- Thyroid panels, cortisol/ACTH
- Cytology or cultures
Action: Always inform the client upfront of timelines. Offer symptom management while waiting.
4. 3–7+ Days or Ongoing Cases
Chronic, multisystemic, or internal medicine cases often require referral-level diagnostics, serial testing, or monitoring over time.
Examples:
- Suspected neoplasia/cancer staging
- Endocrinopathies (Addison’s, Cushing’s, DM w/ complications)
- MRI/CT scan interpretation
- Immune-mediated diseases
Action: Provide a working diagnosis (differentials), initiate staging, and communicate clearly that diagnosis is a process, not a one-time event.
Professional Best Practice:
Regardless of timeline:
- Start Diagnostic Workup on Day 1.
- Communicate expectations: how long tests will take, and when clients will hear from you.
- Provide provisional diagnoses or differentials when a final diagnosis isn’t yet available.
- Follow up consistently—even if results are delayed, clients value proactive updates.
Final Reminder:
A diagnosis delayed is not always a diagnosis denied. Clarity, not haste, defines good medicine.
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Dr. Geoff Carullo is a Fellow and the current President of the Philippine College of Canine Practitioners.