 [ Symptoms ] i developed pneumonia wheezing doctors do not know what is wrong [ Disease ] i would be wondering as well but you cannot make an important diagnostic call based solely on a brief description any skin lesion that is painful or changing deserves to have a professional look at it first hand if the dermatologist is not sure not all skin lesions can be identified by appearance alone then it may be recommended to have it surgically removed you would then have a cure since it would be gone and a pathological diagnosis    the most accurate