Table 3.

Metastatic Tumors of the patella: Institutional Experience

Primary Tumor	Symptoms	Duration of symptoms until management	Gender	Age	Affected Patella	Radiologic Classification	Location	Time to MT	Management	F/U in 1 Year	DFS
Lung. AC.	Pain	30 days	M	51	L	III	N/E	1 m	Radiotherapy	No	<3 Y
Lung. AC	Pain	5 weeks	M	52	L	IIIB	Diffuse	12 m	Patellectomy	No	N/E
Lung.AC	Pain	5 months	M	67	R	II	Inferior pole	5 m	En Block Resection	Yes	<3 Y
Lung. AC	Pain	12 months	F	69	L	N/E	N/E	12 m	Radiotherapy	Yes	<3 Y
Melanoma	Swelling	24 months	M	64	R	II	Diffuse	10 m	Radiotherapy	Yes	<3 Y
Breast	Pain	--	F	51	R	IIB	Superior pole	16 m	None	Yes	N/E
Osteosarcoma	Swelling	2 months	M	8	L	III	Diffuse	2 m	Amputation	Yes	<3 Y
E.M.C.	Pain	14 months	M	37	L	III	Diffuse	14 m	Amputation	Yes	> 10 Y
Fibromyxoid Sarcoma	Pain	26 months	M	44	R	III	Diffuse	26 m	Tibial Turn-up	Yes	<10 Y
Lymphoma	Pain	17 days	F	40	L	II	Inferior Pole	1 m	Patellectomy	Yes	<10 Y

Abbreviations: AC: Adenocarcinoma; DFS: Disease Free Survival; E.M.C.: Extra-skeletal myxoid chondrosarcoma F/U: Follow Up; N/E: No Evidence. Note: Radiologic classification is based on Revised Lodwick Classification