![]() This technique is quick and simple to perform and can provide very valuable information. lens – within the pupil, the lens may appear white or cloudy if there are cataracts.iris – the margins of the pupil should be smooth and not distorted, without blood or pigment spots.This should be clear with no cloudiness or blood in front of the iris cornea – check for cloudiness, redness (neovascularisation) and surface irregularities.Petechiae may be a sign of clotting problems such as rat poisoning or haemolytic anaemia ocular mucous membranes – the conjunctiva will be pale with anaemia, yellow with jaundice and congested with conjunctivitis.eyelids – look for injuries or entropion (eyelids rolling inwards).Using a penlight, Finhoff transilluminator, or the light provided by a direct ophthalmoscope, a general examination of the eyelids and the eye is made, usually starting with the outside and working inwards. The lights are then turned off to minimise reflections. Cats should be gently restrained, using a towel only if necessary.įirstly, the animal is examined with the lights on and attention paid to facial symmetry, palpebral reflex, menace response, dazzle reflex and papillary light responses as discussed in Sally Turner’s article. Both eyes require examination, even if only one has an obvious problem. By following such a routine, it is less likely that problems will be missed. ![]() It is best to adhere to a systematic protocol, examining all parts of the eye in order, no matter what the presenting complaint. Nastash continues with an overview of commonly used equipment.
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