benign kidney tumors and RCC and wilms tumor

1. URINARY TRACT
NEOPLASMS

2. TUMORS OF KIDNEY
(
5
-
10
)%
Benign tumors
.1
Epithelial
Papillary adenoma
Transitional cell papilloma
2
.
Connective tissue
•
Angiomyolipoma
•
Oncocytoma
•
Nephroplastoma)hamartoma(
•
Fibroma

3. PAPILLARY ADENOMA & TRANSTIONAL CELL
PAPILLOMA

4. ANGIOMYOLIPOMA

5. ANGIOMYOLIPOMA

6. ONCOCYTOMA

7. HAMARTOMA

8. MALIGNANT RENAL TUMORS
• 1ry
From renal parenchyma
1. Renal cell carcinoma )Grawitz tumor(
2. Nephroplastoma or embryoma )Wilms tumor(
From renal pelvis
TCC
2ry
Lung
Breast
....

9. RCC

10. RCC or Grawitz tumor
• 80
% of renal tumors .
• >
40 yrs old
• M: F » 4:1
• Unilateral
Nephroplastoma
Wilm
’
s tumor
• 10
% of childhood malignancy .
• <
4 yrs old children
• M=F
• 10
% bilateral

11. RCC
Predisposing factors
Wilms tumor
Unknown

12. RCC
1. Origin
2. Site
3. Gross
4. Infiltratio
Wilms tumor
• Epithelium of the proximal convoluted tubul
• Mostly upper pol
• Well circumscribed pseudocapsular mass
• Golden yellow
• Hage and necrosis C/S
• Early, to kidney pelvis and calyces= hematuria
• Late, to parenchima and capsule
Pathology
• Pleuripotent germ cell
• At any site, more in med lateral
• Well circumcribed mass
• Grayish white
• Hage and necrosis
• Early, to parenchima
• Late, to renal pelvis = late hematuria