Kidney or renal biopsy is the excision of a tissue sample from the kidney for microscopic analysis to determine cell morphology and the presence of tissue abnormalities. This test assists in confirming a diagnosis of cancer found on x-ray or ultrasound or to diagnose certain inflammatory or immunological conditions.
The Three Sisters are a subgroup of the Cascade volcanoes west of Bend in central Oregon, consisting officially of North, Middle, and South Sisters (all approximately 10,000 ft high), though Mt. Bachelor (aka Bachelor Butte) & Broken Top are also in the immediate vicinity.
Sisters, OR - Middle Sister, North Ridge. It was another volcano that needed climbing and I needed a solo trip to rejuvenate my spirit. So it was, back to the wonderful Three Sisters Wilderness area. This time I would come in from the Obsidian trail head and camp high enough out of the limited area so as to not require a permit.