RADD 2711 Final - Study Guide Part 1

RADD 2711 Final - Study Guide Part 1 - Final Skel Rad A...

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Final Skel Rad A Exam Metabolic, Nutritional and Endocrine Diseases - Scurvy, Acromegaly, Hyperparathyroidism, Hypoparathyroidism o Scurvy Aka Barlow s Disease (Infantile Scurvy) and Hypocitaminosis C Is associated with long-term deficiency of Vitamin C Normal vitamin C range = 75 mg Adult females = 90mg adult males 10 mg to prevent scurvy ½ cup orange juice = 62 mg Vitamin C forms collagen, osteoid, endothelial linings Deficiency of intercellular cement (bone, cartilage and vascular endothelium) fragile blood vessels Bone formation ceases Absorption proceeds osteoporosis Scurvy is RARE Most common in BABIES 8-14 months o Who are fed pasteurized or boiled milk preparations Elderly o If diet compromised Latent period 4 months Spontaneous Hemorrhage capillary fragility Some clinical findings Cutaneous petechiae Bleeding gums Melena, hematuria Joint swelling Irritability Pain Frog-leg position o Clinical Findings for Radiology Osteopenia Dense zone of provisional calcification White line of Frankel Delayed conversion to bone Ring epiphysis (Wimberger s sign) Cutaneous Petechia
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Corner (Angle) Sign Pelken s spurs Scorbutic zone (Trummerfeld s Zone) Subperiosteal hemorrhage scorbutic roasary White Line of Frankel Enhancement of the dense metaphyseal zone of calcified cartilage occurs owing to delayed conversion to bone Wimberger s Sign The peripheral margin of the epiphysis appears dense, whereas the central portion is more radiolucent Corner (Angle) Sign Irregularity of the metephyseal margins frequently occurs secondary to infractions of the epiphyseal-metaphyseal junction Pelken s Spurs These bony protuberances occur at the metaphyseal margins and extend at right angles away from the shaft axis Scorbutic Zone (Trummerfeld Zone) Directly beneath the zone of provisional calcification a radiolucent band may be visible, representing disordered osteoid formation Subperiosteal hemorrhage Extensions of extravasated blood frequently lift the periosteum away from the bone and will later calcify, Especially during healing - Endocrine Diseases o Acromegaly Increase groth hormone Anterior Pituitary Adenoma Activates bone growth, irregular thickening of the Cortex ** Acral pertaining to or affecting a limb or other extremity o Adj. of, relating to, or affecting peripheral parts, such as limbs, fingers, or ears Clinical Findings Thick Skin Heel pad Skull/facial changes Large Hands, Tufts **ADI Increased up to 6mm White Line of Frankel Wimberger s Sign
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T hese patients have a predisposition for degenerative changes Acromegaly Management: Surgical resection of microadenomas Radiation therapy o Hyperparathyroidism Is the Overactivity of parathyroid gland Releases osteoclastic hormone PTH There are three types of HPT
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This note was uploaded on 11/23/2011 for the course RADD 2711 taught by Professor Melissaloschiavo during the Winter '11 term at Life Chiropractic College West.

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RADD 2711 Final - Study Guide Part 1 - Final Skel Rad A...

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