Medical Diagnosis with Terminology Breakdown

A 52-year old man with chronic renal failure secondary to long-standing hypertension has been maintained on hemodialysis for the past 18 months. For the past three weeks during the dialysis sessions, he had become moderately hypotensive, with symptoms of dizziness. Consequently, we have decided to withhold his antihypertensive medications prior to dialysis.
Chronic - Long time
Renal – pertaining to the kidney
Failure – no longer functioning
Long-standing – Lifetime
Hypertension:   High blood pressure
Hyper-:   excessive, above normal
-tension:   pressure

Maintained – monitored
Hemodialysis:   Use of a kidney machine to filter blood to remove waste materials.   Blood exits the body filtered through the machine and returned to the body through a catheter (tube).
Hemo-:   Blood
dia-:   complete, through
-lysis:   separation, breakdown, destruction

Dialysis:   Complete separation of wastes from the blood.
dia-:   complete, through  
-lysis:   separation, breakdown, destruction

Hypotensive:   pertaining to low blood pressure
Hypo-:   deficient, too little, below
-tensive:   pressure

Antihypertensive – drug that helps reduce high blood pressure
Anti-:   against
Hyper-:   excessive, too much, above
-tensive:   pressure

Poly Smith has a history of lower back pain associated with hematuria and dysuria. She has an appointment at the hospital for investigation of her symptoms. Tests include an intravenous pyelogram and cystoscopy. The findings of these tests confirmed the diagnosis of renal calculus. Lithotripsy was recommended, and her prognosis is favorable.
Lower back – sacral
Hematuria – abnormal condition of blood in the urine
Hemat/o-: blood
-uria: urine condition

Dysuria – painful or difficult urination
Dys-: bad, painful, difficult, abnormal
-uria: urine condition

Intravenous – pertaining to within a vein
Intra-:   within
ven/o: vein
-ous: pertaining to

Pyelogram – Record of the renal pelvis after injection of contrast...