Floor of the bladder II
Prostate: Middle lobe
Seminal vesicles
Prostate: Middle portion I
Prostate
Neurovascular bundle
Prostate: Mittdle portion II
Neurovascular bundle
Tumour
Prostate: Apex
Tumour
Anatomy of the Prostate: MRI
TNM Stages
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T1 Not palpable
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T1a <5% of resected tissue involved
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T1b > 5% of resected tissue involved
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T1c Diagnosed by punch biopsy
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T2 Limited to prostate
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T2a less than half lobe involved
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T2b More than half lobe involved
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T2c Bilateral tumour
•
T3Extracapsular extension
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T3a Not involving seminal vesicles
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T3b Involving seminal vesicles
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T4 Tumour fixed or invading other organs