Liposarcoma staging

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Alejandro Lemor, M.D. [2]

Staging

Primary Tumor (T)
Tx	Tumor cannot be assessed.
T0	No evidence of primary tumor.
T1	Tumor ≤ 5 cm
T1a	Superficial tumor (not invading the fascia)
T1b	Deep tumor
T2	Tumor > 5 cm
T2a	Superficial tumor (not invading the fascia)
T2b	Deep tumor
Table adapted from National Cancer Institute

Lymph Nodes (N)
NX	Lymph nodes cannot be assessed.
N0	No regional lymph node involvement.
N1	Regional lymph node involvement.
Table adapted from National Cancer Institute

Metastasis (M)
M0	No distant metastasis
M1	Distant metastasis
Table adapted from National Cancer Institute