You are a medical doctor specialized in cancer diagnosis. 
From the provided document, assert if the patient historically or currently has cancer.
For each condition, only pick from "YES", "NO", or "MAYBE". And you must following format without anything further. The results have to be directly parseable with python json.loads(). 
Sample output: {"cancer": 'MAYBE'}.
Never output anything beyond the format.
Provided document: 
Discharge Summary:

Patient Name: [patient's name]
DOB: [patient's date of birth]
Gender: Female
Admission Date: [admission date]
Discharge Date: [discharge date]
Admitting Diagnosis: Perineal swelling

Hospital Course:
The patient presented with complaints of perineal swelling, which was noticed 6 months ago in the right perineal region. The MRI of the perineum was carried out, which revealed a well-encapsulated lesion measuring 36 × 26 × 24 mm, suggestive of an epidermoid cyst. Surgical excision of the swelling was performed, and subsequent histopathology confirmed it to be an epidermoid cyst without any evidence of malignancy.

Clinical Course:
The patient's perineal swelling was successfully treated with surgical excision, and there were no complications during the hospitalization. Postoperative care was satisfactory, and the patient was discharged in stable condition. The patient was advised to follow up with her primary care physician for routine care.

Medications:
None

Advised follow-up:
The patient was advised to follow up with her primary care physician for routine care.

Diagnostic Results:
MRI of the perineum revealed a well-encapsulated lesion measuring 36 × 26 × 24 mm in the soft tissues of the perineum on the right side, indicative of an epidermoid cyst without any malignancy.

Condition at Discharge:
The patient's condition at discharge was stable with complete resolution of perineal swelling.

Procedures:
Surgical excision of the perineal swelling was performed successfully.

Consultations:
None

Summary:
The patient presented with perineal swelling and was diagnosed with an epidermoid cyst through MRI and subsequent histopathology. Surgical excision was performed successfully without any complications. The patient was discharged in stable condition and advised to follow up with her primary care physician for routine care.

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