Genetic Answers

Quick, vet-reviewed answers to common questions about genetic conditions in dogs

Factor VIII Deficiency (Boxer)Heart/Blood

What does factor viii deficiency look like in dogs (Boxer)?

Dogs affected by Hemophilia often bruise easily and have prolonged bleeding following injuries or surgical procedures. Affected puppies might bleed excessively when losing their baby teeth. Frequent nosebleeds are common, and dogs may show...

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Globoid Cell Leukodystrophy (Irish Setter)Immune/Autoimmune

How do I tell if my dog has globoid cell leukodystrophy?

Signs of the disease usually appear between 1 and 5 months of age. Affected puppies show uncoordinated movements, tremors, and loss of normal muscle reflexes. As the condition progresses, blindness and paralysis develop. The GALC gene...

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Spinal DysraphismMuscle/Neurological

How do I tell if my dog has spinal dysraphism?

Symptoms usually appear early in life. Affected puppies often have difficulty walking due to weakness in their hind legs and may show a distinctive “bunny hopping” gait, where both rear legs move together. Other signs can include abnormal...

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Rod-cone dysplasia 1 (RCD1)Eye

How do I tell if my dog has rod-cone dysplasia 1?

RCD1 symptoms begin early in a puppy's life, with the first signs typically appearing between 6 to 8 weeks of age. The initial symptom is night blindness, as rod cells responsible for low-light vision degenerate first. Affected puppies may...

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Early-Onset Progressive Polyneuropathy (Alaskan Malamute)Muscle/Neurological

How do I tell if my Alaskan Malamute puppy has polyneuropathy?

The pattern you're describing — progressive weakness, especially in the back legs, in a young Malamute — is consistent with Alaskan Malamute Polyneuropathy (AMPN). It's caused by a mutation in the NDRG1 gene and typically shows up within...

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Neuronal Ceroid Lipofuscinosis 8Muscle/Neurological

What does neuronal ceroid lipofuscinosis 8 look like in dogs?

Dogs with NCL8 often show early behavioural changes such as increased sensitivity to sound, loss of housetraining, or a decline in responsiveness to commands. Over time, symptoms worsen and may include mental dullness, compulsive...

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Pyruvate Kinase Deficiency (Basenji)Heart/Blood

How do I tell if my Basenji has pyruvate kinase deficiency?

Pale gums and lethargy in a young Basenji are red flags for pyruvate kinase deficiency (PKD). Symptoms typically appear between 4 months and 2 years. The condition destroys red blood cells, causing chronic anemia. Signs include pale gums,...

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Canine Multifocal Retinopathy 3 (Lapponian Herder)Eye

How do I tell if my dog has canine multifocal retinopathy 3?

Retinal detachment caused by canine multifocal retinopathy 3 can cause fluid buildup in the eye. This typically appears as gray, tan, orange, or pink spots in the back of the eye that look like blisters. This fluid buildup can lead to...

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Neuronal Ceroid Lipofuscinosis 6Muscle/Neurological

How do I tell if my Australian Shepherd has NCL6?

Those signs at that age in an Australian Shepherd are concerning for NCL6, a rare lysosomal storage disorder caused by a CLN6 gene mutation. Signs typically appear around 18 months and include vision loss, behavioral changes, difficulty...

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Cerebellar HypoplasiaMuscle/Neurological

What are the signs of cerebellar hypoplasia in dogs?

Signs of cerebellar hypoplasia usually become noticeable when puppies first start to walk. Affected dogs often display an uncoordinated, high-stepping gait, slower reflexes, and involuntary movements. Despite these motor challenges, the...

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