An India-focused guide to canine cognitive dysfunction: DISHAA signs, medical look-alikes, assessment, treatment, sleep, enrichment and quality-of-life monitoring.

Seek urgent assessment when behaviour change includes

Sudden circling, head tilt, falling, seizures or inability to stand
Collapse, breathing difficulty, very pale gums or severe weakness
Acute blindness, unequal pupils or intense eye pain
Repeated vomiting, inability to urinate, marked thirst with illness or suspected toxin exposure
Sudden severe agitation, screaming or aggression that may reflect pain

The DISHAA signs

DISHAA domain	Examples at home	What to record
Disorientation	Staring at walls, trapped behind furniture, going to the wrong side of a door	Time, duration, location and whether vision or hearing appears reduced
Interactions	Less greeting, clinginess, irritability or failure to recognise familiar people	Which people or animals, and whether touch seems painful
Sleep-wake cycle	Daytime sleeping, pacing or vocalising at night	Bedtime, awakenings, panting, toileting and response to comfort
House-soiling/learning	Indoor urine or stool, forgotten cues, difficulty with routines	Timing relative to meals, water, sleep and access outside
Activity	Pacing, repetitive behaviour, reduced exploration or aimless wandering	Frequency, triggers and ability to settle
Anxiety	New separation distress, noise sensitivity or fear in familiar rooms	Context, severity and recovery time

AAHA senior guidance notes that early signs may be missed and that directed questions and repeated questionnaires can improve recognition. A video diary often reveals patterns that are difficult to describe during a clinic visit.

Diseases that can look like dementia

Pain and mobility

Arthritis, dental pain, spinal disease and abdominal discomfort can cause pacing, irritability, night waking and house-soiling.

Sensory loss

Reduced vision or hearing can cause startling, disorientation and changed interaction.

Organ or hormonal disease

Kidney disease, diabetes, Cushing’s syndrome, liver disease and urinary infection can alter thirst, sleep and toileting.

Brain disease

Tumour, inflammation, stroke and seizure disorders can create cognitive or behavioural change and may require imaging.

Medication effects, sleep-disordered breathing and environmental stress should also be considered. Diagnosis is therefore not made from age plus one symptom. History, physical and neurological examination, blood and urine testing, and sometimes imaging are used to exclude alternatives.

Diagnosis and monitoring scores

The veterinarian may use structured questionnaires such as DISHAA-based tools or the CAnine DEmentia Scale. Serial scores help distinguish a one-off bad week from progression and can show whether treatment improves sleep, anxiety or orientation. No questionnaire replaces examination.

Create a baseline. Record normal sleep, toileting, interaction, appetite, mobility and anxiety.
Investigate medical causes. Senior screening commonly includes examination, blood pressure, blood tests and urinalysis, with further tests guided by signs.
Score consistently. Use the same questionnaire and caregiver at planned intervals.
Review medicines. List every prescription, supplement and over-the-counter product to identify interactions or sedating effects.
Set measurable goals. Examples include fewer night awakenings, easier settling or no indoor accidents for a defined period.

A multimodal treatment plan

AAHA guidance describes early treatment as important. Selegiline is labelled for canine cognitive dysfunction in some markets, but it can interact dangerously with several antidepressants, opioids, phenylpropanolamine and other monoamine-related drugs. Medication selection and washout periods must be managed by the veterinarian.

Diets enriched with antioxidants and medium-chain triglycerides have shown benefit in some studies, particularly when combined with environmental enrichment. Evidence for many supplements and alternative therapies remains limited. The plan may also treat pain, anxiety, hypertension, sensory disease and sleep disruption.

Important: Do not combine selegiline with behavioural medicines, cough/cold products or supplements without veterinary review. “Natural mood” products may also affect serotonin or monoamine pathways.

A senior-friendly home in India

Keep furniture, bowls, beds and toilet routes in predictable locations.
Use non-slip runners on polished tile and place night lights along familiar paths.
Block stairs, balconies, pools and other hazards if orientation or vision is reduced.
Offer more frequent toilet opportunities, especially after waking and meals.
Use short, easy enrichment: sniffing, food puzzles, gentle cue practice and supervised exploration.
Maintain cooling and ventilation; panting and restlessness may worsen during hot nights or power cuts.

Enrichment should be achievable. A difficult puzzle that repeatedly frustrates the dog is not cognitive therapy. Preserve familiar cues, reward success and end before fatigue.

Managing night-time restlessness

First identify pain, urinary urgency, breathing difficulty, hunger, medication timing and environmental noise. Keep evenings calm, provide a final toilet break and use consistent sleep cues. Daytime sunlight and appropriate activity may support circadian rhythm, but exhausting a senior dog can worsen pain and nighttime distress.

Dogsvilla practical tip: Use a simple night log: bedtime, each wake-up, panting or pacing, urination, stool, water intake and what helped. Two weeks of data can reveal whether the problem is cognitive, medical, environmental or medication-related.

Quality of life and caregiver burden

Cognitive disease affects the family as well as the dog. Sleep loss, cleaning, constant supervision and anxiety can become overwhelming. Discuss respite, safe boarding requirements, palliative care and realistic treatment goals before a crisis. Quality-of-life assessment should include comfort, connection, appetite, toileting, sleep and the balance of good versus distressing days.

A diagnosis of cognitive dysfunction does not automatically mean the end of life. Many dogs remain comfortable with structured support. The decision changes when fear, pain, sleeplessness or loss of basic function cannot be adequately controlled.