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25 Cards in this Set

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A dog presents in your clinic with the shown lesion. The owner says he licks himself a lot and chews his paws. What is the most likely diagnosis?

A dog presents in your clinic with the shown lesion. The owner says he licks himself a lot and chews his paws. What is the most likely diagnosis?

Acral Lick Dermatisis

A young, female pedigree cat is presented to you as shown for a vax. The owner says its always grooming.  What is the most likely diagnosis?

A young, female pedigree cat is presented to you as shown for a vax. The owner says its always grooming. What is the most likely diagnosis?

Feline psychogenic alopecia

A large doberman comes to your clinic because the owner is concerned about what appear to be growths on his elbows (shown) and other bony prominences. He tells you that the dog sleeps in a wooden kennel outside. What is the most likely diagnosis?

A large doberman comes to your clinic because the owner is concerned about what appear to be growths on his elbows (shown) and other bony prominences. He tells you that the dog sleeps in a wooden kennel outside. What is the most likely diagnosis?

Callus

A bulldog presents to you with the following lesion. The owner says she took the dog swimming about a week or so ago and the dog didn't dry properly it seemed as his face was still damp between the folds a few days later, when she noticed they wer...

A bulldog presents to you with the following lesion. The owner says she took the dog swimming about a week or so ago and the dog didn't dry properly it seemed as his face was still damp between the folds a few days later, when she noticed they were rubbing a lot and getting irritated. What is the most likely diagnosis

Skin fold dermatitis

A young pup that has been seen recently presents to you with superficial pustular lesions on its ventrum. You suspect this is due to a bacterial overgrowth as this puppy is likely starting puberty. What is the most likely diagnosis for these lesio...

A young pup that has been seen recently presents to you with superficial pustular lesions on its ventrum. You suspect this is due to a bacterial overgrowth as this puppy is likely starting puberty. What is the most likely diagnosis for these lesions in this case?

Superficial pustular dermatisis or impetigo

A young dog which you know has previously been admitted for pruritic flea allergy presents with the following lesion. What is the most likely diagnosis?

A young dog which you know has previously been admitted for pruritic flea allergy presents with the following lesion. What is the most likely diagnosis?

Pyotraumatic dermatitis or hot spot dermatitis. Likely caused by underlying pruritic disease, in this case, a flea allergy.

You are called out to examine a herd of cows with lesions around their hooves like shown. The farmer tells you about how it has rained a lot recently and he has kept them in a very muddy paddock overnight to stop them ruining the pasture for the l...

You are called out to examine a herd of cows with lesions around their hooves like shown. The farmer tells you about how it has rained a lot recently and he has kept them in a very muddy paddock overnight to stop them ruining the pasture for the last week or so. What is the most likely diagnosis

Dermatophilosis - mud fever - caused by chronic skin dampness

You are called out to a pig farm because a few piglets have skin lesions around their eyes, ears, snout and chins with some piglets having an oily exudate over the entire body. What is the likely diagnosis?

You are called out to a pig farm because a few piglets have skin lesions around their eyes, ears, snout and chins with some piglets having an oily exudate over the entire body. What is the likely diagnosis?

Exudative epidermatitis of pigs, caused by Staphylococcus hyicus. Also called greasy pig disease

On a sheep farm, you notice that quite a few sheep have discoloured fleece. Upon talking to the farmer he tells you there has been a lot of rain and long humid days recently so his sheep have been a bit damp lately. What is the most likely diagnosis?

On a sheep farm, you notice that quite a few sheep have discoloured fleece. Upon talking to the farmer he tells you there has been a lot of rain and long humid days recently so his sheep have been a bit damp lately. What is the most likely diagnosis?

Fleece rot. Caused by dampness allowing proliferation of Pseudomonas aeruginosa within the fleece; they produce a toxin which damages the epidermis and results in exudation, reducing the value of the fleece and causing discolouration.

Its a dewy, spring morning and you are out looking at the horse of a client in a paddock of long, wet grass. You notice the horse has what appears to be skin irritation on its pasterns. What is the most likely diagnosis?

Its a dewy, spring morning and you are out looking at the horse of a client in a paddock of long, wet grass. You notice the horse has what appears to be skin irritation on its pasterns. What is the most likely diagnosis?

Equine pastern dermatitis of dermatophilosis. Need histological examination to differentiation

A German shephard presents to your clinic with what the owner describes as 'acne' on its chin and around its face. What is the most likely diagnosis?

A German shephard presents to your clinic with what the owner describes as 'acne' on its chin and around its face. What is the most likely diagnosis?

Staphylococcal folliculitis and furunculosis. Caused by an overgrowth of commensal (S. pseudointermedius) bacteria.

You are called out to examine a horse with a nodular lesion on its leg. Upon closer examination you notice it has a yellow-ish colour to it and lots of yellow nodules. What is the most likely diagnosis?

You are called out to examine a horse with a nodular lesion on its leg. Upon closer examination you notice it has a yellow-ish colour to it and lots of yellow nodules. What is the most likely diagnosis?

Botrymycosis - sulphur granules. Caused by staph infection

A farmer wants you to check out some of his calves after he found some lesions in the mouths of them and on the teats of their Dams. What is the most likely diagnosis?

A farmer wants you to check out some of his calves after he found some lesions in the mouths of them and on the teats of their Dams. What is the most likely diagnosis?

Bovine papular stomatitis - a pox virus

You notice some of your pet goats have lesions around their mouths and eyes after you let them graze some thistles in your backyard. What could be a likely diagnosis for these lesions?

You notice some of your pet goats have lesions around their mouths and eyes after you let them graze some thistles in your backyard. What could be a likely diagnosis for these lesions?

Contagious ecthyma - scabby mouth or orf

A young pup, seized from a puppy farm shed with over 20 other pups inside is presented to you with a patch of alopecia and some inflammation. You use a Wood's lamp to inspect it and notice it fluoresces. What is the likely cause of this lesion?

A young pup, seized from a puppy farm shed with over 20 other pups inside is presented to you with a patch of alopecia and some inflammation. You use a Wood's lamp to inspect it and notice it fluoresces. What is the likely cause of this lesion?

Dermatophytosis or ring worm. Caused by microsporum canis fungi

A patient of yours which you frequently see for atopic dermatitis presents with a hyperpigmented, lichenified and alopecic ear. It has a distinct odour. You swab the ear and see lots of peanut shaped organisms under the microscope. Give the most ...

A patient of yours which you frequently see for atopic dermatitis presents with a hyperpigmented, lichenified and alopecic ear. It has a distinct odour. You swab the ear and see lots of peanut shaped organisms under the microscope. Give the most likely diagnosis here.

Malassezia dermatitis, a yeast infection. Overgrowth of commensal organism due to impaired skin defences (due to scratching)

A six month old pitbull pup presents in your clinic with alopecic, erythrematous, crusting areas on its face and forelegs. The owner reports that the dog has not been scratching. You decide to do a skin scrape and yield a large amount of cigar sh...

A six month old pitbull pup presents in your clinic with alopecic, erythrematous, crusting areas on its face and forelegs. The owner reports that the dog has not been scratching. You decide to do a skin scrape and yield a large amount of cigar shaped organisms. What is the likely diagnosis?

Demodex - demodectic mange - overgrowth of commensal mite due to transient immunosuppression due to onset of puberty

A dog enters your clinic with erythremic, alopecic and traumatic wounds on its ears, elbows and some on his head/neck. He appears intensly pruritic. The owner tells you its been like this for a few days and now her other dog is showing some alope...

A dog enters your clinic with erythremic, alopecic and traumatic wounds on its ears, elbows and some on his head/neck. He appears intensly pruritic. The owner tells you its been like this for a few days and now her other dog is showing some alopecia too. You decide to treat the dog with topical insecticide (after a skin scrape which yielded nothing). The next day the owner calls saying the dog has rapidly improved and stopped itching and she wants the same treatment for her other dog. What was the likely cause of these lesions?

Sarcoptes scabei - sarcoptic mange

You are breeding soundness testing some rams when you come across a ram whose scrotum feels thickened, leathery and crusted. You inspect it further and notice it is also alopecic. What is the most likely cause of this?

You are breeding soundness testing some rams when you come across a ram whose scrotum feels thickened, leathery and crusted. You inspect it further and notice it is also alopecic. What is the most likely cause of this?

Chorioptic mange. Affects cattle, horses and goats too

You are presented with a cat who has recently been treated with flea treatment which you suspect it is allergic to. The skin of the cat shows multiple epidermal pustules covered by serocellular crusts. What is the most likely diagnosis for this l...

You are presented with a cat who has recently been treated with flea treatment which you suspect it is allergic to. The skin of the cat shows multiple epidermal pustules covered by serocellular crusts. What is the most likely diagnosis for this lesion?

Miliary dermatitis. Caused by allergy

A cat who is allergic to grains is presented to you. The owner thinks it may have eaten some of the dogs food which has grains in it. On examination you notice a weird lump around the oral cavity of the cat. Fine needle aspirate yields large numb...

A cat who is allergic to grains is presented to you. The owner thinks it may have eaten some of the dogs food which has grains in it. On examination you notice a weird lump around the oral cavity of the cat. Fine needle aspirate yields large numbers of eosinophils and macrophages. What is the most likely diagnosis? What would the diagnosis be if the lesions was ulcerated and had a crust and was found on the ventrum?

Eosinophilic granuloma - allergy reaction; eosinophilic plaque - also an allergy reaction

A 4y/o Akita presents to your clinic with pustules around its ear, face and feet. The pustules seem superficial and on aspiration yield neutrophils and eosinophils. Some of the pustules that have burst appear eroded and are covered by a serocellu...

A 4y/o Akita presents to your clinic with pustules around its ear, face and feet. The pustules seem superficial and on aspiration yield neutrophils and eosinophils. Some of the pustules that have burst appear eroded and are covered by a serocellular crust. What is the most likely diagnosis? And give the names of the mild and severe forms of this disease.

Pemphigus foliaceus. Pemphigus erythematous and panepidermal pustular pemphigus are considered mild and severe variants of this respectively

A dog presents to your clinic with alopecia which appears to spare the head and limbs. Chalky lumps are seen on the skin (name these) and it is seen to have a swollen abdomen. What is a likely diagnosis from these findings?

A dog presents to your clinic with alopecia which appears to spare the head and limbs. Chalky lumps are seen on the skin (name these) and it is seen to have a swollen abdomen. What is a likely diagnosis from these findings?

Hyperadrenocorticism. Cushing's disease. The lumps are calcinosis cutis

A dog presents in your clinic with apparent dwarfism. This does not bother the owner but the dogs alopecia does. What is the likely diagnosis for the cause of alopecia?

A dog presents in your clinic with apparent dwarfism. This does not bother the owner but the dogs alopecia does. What is the likely diagnosis for the cause of alopecia?

Growth hormone responsive dermatosis

A Cocker Spaniel presents to your clinic with wet or greasy looking skin. The owner tells you that it has recurrent Malassezia (yeast) skin infections. On clinical exam you notice what appear to be tiny spikes on the skin. What is the most likely...

A Cocker Spaniel presents to your clinic with wet or greasy looking skin. The owner tells you that it has recurrent Malassezia (yeast) skin infections. On clinical exam you notice what appear to be tiny spikes on the skin. What is the most likely diagnosis for this presentation?

Seborrhea. The spikes are keratin spikes.