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Hello, this is Dr. David. I am reviewing your question now and will be with you momentarily.
how old are you?
acute throb in your shin muscle usually is not something associated with temporal arteritis
but you could be having some blood vessel spasms in your legs possibly.
have you been walking more or exercising more today?
dehydration, low blood potassium levels can cause leg cramps as well.
yes, they could be circulatory.
or from electrolytes or dehydration.
sometimes viral infection can cause rash as well.