Which skin diseases in cats are contagious? - briefly
Ringworm, caused by the fungus Microsporum canis, is highly contagious among cats and can spread to humans, while scabies, caused by mites, is also transmissible between cats and occasionally to people.
Which skin diseases in cats are contagious? - in detail
Several skin diseases in cats are contagious and can spread to other animals or, in some cases, humans. One of the most common contagious skin conditions is ringworm, a fungal infection caused by dermatophytes. Despite its name, ringworm is not caused by a worm but by fungi that thrive on the skin, hair, and nails. It spreads through direct contact with an infected cat or contaminated objects such as bedding, grooming tools, or furniture. Ringworm can also affect humans, particularly those with weakened immune systems. Another highly contagious condition is feline scabies, caused by the mite Notoedres cati. This parasite burrows into the skin, causing intense itching, hair loss, and crusty lesions. It spreads rapidly through close contact with an infected cat. Sarcoptic mange, caused by Sarcoptes scabiei mites, is less common in cats but can also be transmitted through direct contact. Bacterial infections, such as those caused by Staphylococcus or Streptococcus species, can be contagious, especially in multi-cat households or environments with poor hygiene. These infections often result from open wounds or secondary infections due to scratching. Feline herpesvirus and calicivirus, primarily known for causing respiratory issues, can also lead to skin ulcers and lesions that may spread through direct contact or shared items. Flea infestations are another concern, as fleas can transmit diseases like Bartonella henselae, the bacteria responsible for cat scratch disease, which can affect both cats and humans. Proper hygiene, regular veterinary check-ups, and prompt treatment are essential to prevent the spread of these contagious skin diseases. Isolating infected cats, disinfecting their environment, and avoiding direct contact with lesions are critical steps in managing these conditions.