dermatologist using a cotton swab and test tube to take a swab sample from a patient's leg. diagnosis of fungal infection,

analysis bacteria bacterial bacteriological candidiasis care check clinic conditions cotton culture dermatologist dermatology dermatophytes diagnostics disease doctor exam examining expertise foot fungal fungus gloves health infection infections laboratory medical medicine microbiological microscopy nail patient pcr podiatrist podiatry procedure research scabies scraping skin staphylococcus stick streptococcus surface swab test tool tube