MAN 37 YO. HISTORY: KNOWN THAT SMALL TUMOR AT OCCIPUS AREA.OF SCALP FOR 20 YEARS . BUT THIS YEAR THIS TUMOR IS GETTING BIG SIZE OF10CM, NO PAIN.
ON CLINICAL EXAMINATION THIS TUMOR IS HARD IN PALPATION (\SEE FOTO).
ULTRASOUND OF THIS TUMOR BY LINEAR PROBE 10MHz : THIS TUMOR IS SOLID, THICKENING ABOUT 1- 2 CM, HYPOECHOIC, HYPOVASCULAR.
ELASTOSCAN US IS HARD OF 22kPa. NO EROSION IN BONE BELOW ( SEE US 1, US 2, US3, US 4).
ONE DERMATOLOGIST SUGGESTED SEBACEOUS NEAVUS.
OPERATION REMOVED THIS TUMOR ( SEE MACRO).
WHAT IS YOUR DIAGNOSIS FOR THE CASE?.