Probably ring worm
no
One possibility is a yeast infection.
No, this would be very bad. First metronidazole cream is a yeast infection cream - it has an anti-fungal medication in it that will do nothing to clear up an allergic rash and could make the rash worse. Second, metronidazole cream is formulated in a lotion base that it not safe for eating; however, your dog can easily lick the cream off the irritated portion of his belly and could have severe reactions to that medication. Third, it is pretty unusual for a dog to have a specific rash from grass just on his belly - most dogs run around, jump, bounce and roll on the grass when they finallly get out in the spring. It is more likely the rash is a skin infection that needs to be treated with antibiotics from your veterinarian.
No - but it can cause you to act like a rash red-neck...
It could possibly be pityriasis rosea . A large herald patch usually appears then the rash which is predominantly on the trunk.
Yes. Even a rash accompanied by itching could seem to be an STD and just be a simple rash.
Among other things, it could be shingles (which might be contagious).
A bulls-eye rash from a tick bite, commonly associated with Lyme disease, typically appears as a red circular area surrounding a central clear area, resembling a target or a bull's-eye. The outer ring is often raised and may be warm to the touch, while the central area may be lighter in color. This rash usually develops within 3 to 30 days after a tick bite and can vary in size. It's important to seek medical attention if this rash is observed, especially if accompanied by other symptoms.
A bulls eye rash is a common symptom of Lyme disease, but it is not always present in all cases. Other symptoms of Lyme disease can include fever, fatigue, and joint pain. It is important to consult with a healthcare provider for proper testing and diagnosis if you suspect Lyme disease.
You're not likely to pass cold sores from your face to your neck. Cold sores like to transfer from a wet place like the mouth to another wet place like the genitals or eyes. The rash on your neck could be a sweat rash or a bacterial infection.
It could be heat rash from sweating.
it could be a rash if you allergic to something or it could be from a poison plant like poison ivy.