Positron emission tomography (PET) imaging may be used for the staging of merkel cell cancer.
Other Imaging<unk> 
Positron emission tomography (PET) may be helpful in the diagnosis of merkel cell cancer.
PET helps with the following:
Staging
Follow up
Lymph nodes involvement
Metastasis
Responses to therapy
Residual disease
Staging
Follow up
Lymph nodes involvement
Metastasis
Responses to therapy
Residual disease
Ultrasound may be helpful in the diagnosis of merkel cell cancer.
Ultrasound helps with the following:
To assess lymphatic drainage
To assess lymphatic drainage
Merkel cell cancer other imaging findings
Merkel cell cancer other diagnostic studies
Melanocytic nevus other imaging findings
Basal cell carcinoma other diagnostic studies
Squamous cell carcinoma of the skin other diagnostic studies
Extramammary Paget's disease other imaging findings
Oral cancer other imaging findings
Epithelioid sarcoma physical examination