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Choroideremia (/ k ɒ ˌ r ɔɪ d ɪ ˈ r iː m i ə /; CHM) is a rare, X-linked recessive form of hereditary retinal degeneration that affects roughly 1 in 50,000 males. The disease causes a gradual loss of vision, starting with childhood night blindness, followed by peripheral vision loss and progressing to loss of central vision later in life.
Choroideremia-deafness-obesity syndrome This condition is inherited in an X-linked recessive manner. Ayazi syndrome (or Chromosome 21 Xq21 deletion syndrome ) [ 1 ] is a syndrome characterized by choroideremia , congenital deafness and obesity .
Feline disease refers to infections or illnesses that affect cats. They may cause symptoms, sickness or the death of the animal. Some diseases are symptomatic in one cat but asymptomatic in others. Feline diseases are often opportunistic and tend to be more serious in cats that already have concurrent sicknesses.
Multiple clinical signs that support a diagnosis can be observed in hyperthyroid cats during a clinical exam. The most useful symptoms for this is weight loss with concurrent polyphagia and tachycardia. [2] A goitre is swelling from an enlarged thyroid gland. This does not occur in all cases of hyperthyroidism, even those caused by adenoma ...
The presence and level of severity of symptoms vary based on levels of growth hormone excess and duration of excess secretion. In dogs the manifestation of symptoms varies much more than with cats, some dogs may only show signs of acromegaly whilst others show mostly symptoms of diabetes mellitus.
Cats see "muted tones of blues, yellows, greens and grays." When perceiving reds and pinks, cats might mistake them for green, while purple could be seen as blue.
Signs and symptoms are also applied to physiological states outside the context of disease, as for example when referring to the signs and symptoms of pregnancy, or the symptoms of dehydration. Sometimes a disease may be present without showing any signs or symptoms when it is known as being asymptomatic. [13]
Lentigo in cats is a common dermatological condition characterized by the presence of small, flat, brownish spots on the skin — particularly around the lips, nose, and eyelid margins. Unlike in ...