Lateral Infarct Age Undetermined ((new))

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| | Normal Variant / Mimic | |-------------------------------|----------------------------| | Q waves in both limb leads (I, aVL) and precordial leads (V5-V6) | Septal Q waves (narrow, <0.04s, in V5-V6 alone) | | Associated with regional wall motion abnormality on echo | No wall motion abnormality | | History of CAD or equivalent (DM, CKD, PAD) | Young, athletic, low pretest probability | | Loss of R wave + Q wave in same lead | Isolated Q wave with normal R wave | lateral infarct age undetermined

The doctor shrugged, already moving the wand across the gel-slicked chest, hunting for other ghosts. "It’s scar tissue. The heart doesn't keep a calendar. It could have been a silent event last month. It could have been a spasm of arteries ten years ago that you wrote off as heartburn. The lateral wall is damaged. The muscle is dead. But as to when it died?" The doctor looked at him, eyes flat. "The body keeps the score, but it doesn't keep the ledger." Would you like this formatted for a specific platform (e