Woman 43 yo with sorethroat and cough, sputum bleeding.
Chest X-Rays for screening: no chest lesion ( see foto chest X-Rays).
Ultrasound of the neck: normal thyroid but detected a cyst at lower pole of thyroid gland, size of 5-6 cm, monocystic prolonged to retrosternum.
US 1,US 2 ( CDI), US 3 pretrachea longitudinal scanning.
MSCT CE of the neck: CT 1=frontal viewing, well bordered cyst, CT 2: sagittal view..
C T 3. Cross-section= retrosternum tumor.
Ultrasound guide punction of this cyst removing 10ml clear fluid.
What do you need to study in this fluid?
Fluid analysis report: high PTH 78.69pg/ml and in the blood PTH is 47pg/mL.
The final diagnosis is non functional PARATHYROID CYST.