WOMAN 51 YO WITH LUMBAGO, PAIN IN RIGHT LEG FOR 3 MONTHS.
X-RAYS OF LUMBAR SPINE IS NORMAL.
ULTRASOUND DETECTED RETROPERITONEAL HYPOECHOIC MASS COVERING THE RIGHT PSOAS MUSCLE.
US1 = LONGITUDINAL SCAN OF RIGHT PSOAS MUSCLE HYPOECHOIC LIKE CYST.
US 2 = PSOAS MUSCLE IS BEING PULL UP ; US 3 = AVASCULAR HYPOECHOIC AREA ; US 4, US 5 = BENDING AORTA AND ILIAC ARTERY .
MSCT CE = CT 1 :CROSSED-SECTION NON CE: THIS MASS PARAVERTEBRAL; CT 2 : CROSSED- SECTION AT PELVIS CT3, CT4 : FRONTAL VIEW OF THIS MASS WITH VERY HIGH CE ENHANCEMENT, ILIAC ARTERY DEPLACED AND PSOAS MUSCLE IS INTACT.
MRI WITH GADO = MRI 1:CROSSED- SECTION VIEW, THIS MASS IS SOLID, PULL UP THE ILIAC ARTERY; MRI 2 : CROSSED- SECTION AT PELVIS
MRI 3 : FRONTAL VIEW; MRI 4 : SAGITTAL VIEW, PSOAS MUSCLE IS ENROUNDED BY TUMOR.
MRI contrast got down intra urinary bladder looks like a picture of camel.
MRI 5: sagittal view of lumbar spine shows the tumor invaded to spinal canal.
BLOOD TESTS= WBC, CRP ARE NORMAL, MARKER BETA2 MICROGLOBULINE, LDH, FERRITIN ARE IN NORMAL LEVELS.
RADIOLOGIST SUGGESTION IS RETROPERITONEAL LYMPHOMA.
BIOPSY WAS DONE .
RESULT OF HISTOLOGY WITH IMMUNO-HISTO -CHEMISTRY IS LYMPHOMA B SMALL CELL.