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| optic_nerve_diameter_calculator [2025/02/21 04:53] – Scott Larson | optic_nerve_diameter_calculator [2025/02/21 05:41] (current) – removed Scott Larson | ||
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| - | ====== Optic Nerve Diameter Calculator ====== | ||
| - | [[optic_nerve_diameter_calculator|to reload calculator→ Click HERE]] | ||
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| - | < | ||
| - | < | ||
| - | <meta charset=" | ||
| - | <meta name=" | ||
| - | < | ||
| - | </ | ||
| - | < | ||
| - | < | ||
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| - | <label for=" | ||
| - | <input type=" | ||
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| - | <label for=" | ||
| - | <input type=" | ||
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| - | <button onclick=" | ||
| - | < | ||
| - | <p id=" | ||
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| - | < | ||
| - | function calculateC() { | ||
| - | // Get input values | ||
| - | const a = parseFloat(document.getElementById(" | ||
| - | const b = parseFloat(document.getElementById(" | ||
| - | |||
| - | // Check if inputs are valid numbers | ||
| - | if (isNaN(a) || isNaN(b) || a === 0) { | ||
| - | document.getElementById(" | ||
| - | return; | ||
| - | } | ||
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| - | // Calculate C using the formula | ||
| - | const c = (b / a) * 3.5; | ||
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| - | // Display the result in bold | ||
| - | document.getElementById(" | ||
| - | } | ||
| - | </ | ||
| - | </ | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | === Test Procedure === | ||
| - | Use this test to estimate the optic nerve diameter (in whichever direction) of the Heidelberg Spectralis optic nerve report. This report must show an image of the optic nerve head and the green peripapillary ring | ||
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| - | - Obtain the Heidelberg Spectralis OCT optic nerve report | ||
| - | - Measure with a millimeter ruler the diameter of the green ring on the report | ||
| - | - Measure the diameter of the optic nerve on the report | ||
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| - | <wrap hi>1. Spectralis OCT Optic Nerve Report</ | ||
| - | {{:: | ||
| - | <wrap hi>2. Measure ring diameter</ | ||
| - | {{:: | ||
| - | <wrap hi>3. Measure optic nerve diameter</ | ||
| - | {{:: | ||
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| - | {{tag> | ||