Imaging Flashcards
where does the right adrenal lie
posterior to IVC
where does the left adrenal lie
lateral to upper abdominal aorta
where do the adrenals sit
right above kidneys
what happens when there is pressure on the optic chiasm
lose temporal half of left and right retina
what do osteoblasts replace cartilage with
osteoid
what do llong bones typically start as
cartilage then under go endochondral ossification
what does osteoid mineralise to form
bony trabeculae
trabeculae in medulla v cortex
loosely packed in medulla but condense towards cortex
how is bone girth increased
by cells derived from periosteum
what is bone lenght increased by
cartilage proliferation at growth plates between metaphyssi and epiphysis
disease of bones being too soft
rickets
osteomalacia
pagets disease
diseas of bones being too brittle
osteoporosis
what does rickets cause
soft and weak bonez
what is rickets commonly caused by
vit d def
imaging in thyroid disease
Ultrasound
Detects nodules, cysts, or structural abnormalities.
Assesses blood flow using Doppler ultrasound (increased blood flow is seen in conditions like Graves’ disease).
