Atlas One · Host Biology · Scale 07 — System

PTSD

PTSD (7-10% lifetime risk after trauma) involves amygdala hyperreactivity, hippocampal atrophy, noradrenergic hyperarousal, and hypocortisolemia; first-line: trauma-focused CBT and SSRIs (sertraline, paroxetine); prazosin (α1 antagonist) reduces nightmares.

Also known as: PTSD, post-traumatic stress disorder, trauma, combat PTSD, complex PTSD, fear extinction, prazosin PTSD, EMDR, prolonged exposure, TRD PTSD

Scale 07 — SystemScale
draftStatus
2026-06-08Last Reviewed
This is an auto-generated stub page built from atlas entry frontmatter. A richer hand-crafted page is planned. See the atlas source for the full entry including detailed body sections.
ptsd

PTSD

PTSD (7-10% lifetime risk after trauma) involves amygdala hyperreactivity, hippocampal atrophy, noradrenergic hyperarousal, and hypocortisolemia; first-line: trauma-focused CBT and SSRIs (sertraline, paroxetine); prazosin (α1 antagonist) reduces nightmares.

Entry Metadata

FieldValue
IDptsd
NamePTSD
Statusdraft
Last reviewed2026-06-08
Atlas01-human
Scale07-system

Cross-Atlas Connections

connects-toNorepinephrine connects-toCortisol connects-toBdnf connects-toGlutamate targetsBrain connects-toOxytocin connects-toSerotonin connects-toCrh connects-toActh connects-toNpy connects-toVasopressin connects-toMajor Depressive Disorder connects-toHippocampus connects-toAlcohol Use Disorder connects-toPanic Disorder connects-toBipolar Disorder connects-toFibromyalgia connects-toGaba connects-toInsomnia Disorder connects-toCannabis Use Disorder connects-toEndocannabinoid connects-toEpinephrine connects-toBorderline Personality Disorder connects-toAdrenal Gland connects-toMicroglia connects-toDopamine connects-toEstrogen connects-toMelatonin connects-toAstrocyte connects-toHeart connects-toCalcium connects-toSynapse connects-toPhoton connects-toNeuron connects-toGlucocorticoid Receptor connects-toOligodendrocyte connects-toLarge Intestine connects-toMagnesium connects-toImmune System connects-toStomach connects-toTestosterone connects-toAntibody connects-toCardiovascular System connects-toReproductive System connects-toIl 6 connects-toGut Microbiome connects-toNeuropathic Pain connects-toHypertension connects-toType 2 Diabetes connects-toGeneralized Anxiety Disorder connects-toNf Kb connects-toNervous System connects-toOpioid Use Disorder connects-toObesity connects-toStroke connects-toHeart Failure connects-toAtherosclerosis connects-toRheumatoid Arthritis connects-toAlzheimers Disease connects-toDigestive System connects-toSchizophrenia connects-toObsessive Compulsive Disorder connects-toEndocrine System connects-toRespiratory System connects-toMusculoskeletal System connects-toIntegumentary System connects-toRenal System connects-toFluoxetine connects-toBeta Blockers connects-toOmega 3 Fatty Acids connects-toAshwagandha connects-toSocial Anxiety Disorder connects-toStimulant Use Disorder connects-toSt Johns Wort connects-toNarcolepsy connects-toMigraine connects-toMyocardium connects-toSystemic Lupus Erythematosus connects-toCovid 19 Disease connects-toBulimia Nervosa connects-toCardiac Conduction System connects-toEpilepsy connects-toIntestinal Epithelium connects-toIl 1B connects-toTnf Alpha connects-toNlrp3 Inflammasome connects-toSerotonin Transporter connects-toBeta1 Adrenergic Receptor connects-toCcl2 connects-toMu Opioid Receptor connects-toProgesterone connects-toSubstance P connects-toOrexin connects-toGhrelin connects-toAcetylcholine connects-toErk1 2 connects-toMtor connects-toTlr4 connects-toAkt connects-toGsk 3B connects-toMyd88 connects-toJak1 2 connects-toComplement C3 connects-toGalectin 3 connects-toNtrk connects-toStat3 connects-toCgas Sting connects-toStat1 connects-toS100A8 A9 connects-toFoxo connects-toHif 1Alpha connects-toPik3Ca connects-toAmpk connects-toDnmt3A connects-toAutophagy connects-toSrc Kinase connects-toCcr5 connects-toCxcl12 connects-toIl 33 connects-toIl 17A connects-toArid1A connects-toCalcineurin connects-toAngiotensin Ii connects-toNitric Oxide connects-toHistamine connects-toAldosterone connects-toInsulin connects-toTroponin Complex connects-toCholesterol connects-toProstaglandins connects-toIl 10 connects-toIl 4 connects-toCopper connects-toZinc connects-toIl 13 connects-toBorderline Personality Disorder connects-toGeneralized Anxiety Disorder connects-toLeptin connects-toAdiponectin connects-toResistin connects-toType I Interferon connects-toIfn Gamma connects-toIl 12 connects-toIl 5 connects-toIl 23 connects-toIge connects-toMast Cell connects-toT Cytotoxic Cell connects-toNatural Killer Cell connects-toComplement C5 connects-toC5Ar1 connects-toDendritic Cell connects-toTslp connects-toBradykinin connects-toC1 Esterase Inhibitor connects-toPeriostin connects-toErythropoietin connects-toProlactin connects-toFactor H connects-toTransferrin connects-toIron connects-toSelenium connects-toIodine connects-toSodium connects-toPotassium connects-toPhosphorus connects-toChloride connects-toSulfur connects-toNitrogen connects-toCarbon connects-toHydrogen connects-toOxygen connects-toPd 1 connects-toGlp 1 connects-toVegf connects-toWnt Beta Catenin connects-toRankl connects-toSmad4 connects-toIl 2 connects-toFibronectin connects-toNotch connects-toIgf 1 connects-toActivin A connects-toTgf Beta connects-toCgrp connects-toCalcitonin connects-toInsulin Receptor connects-toAndrogen Receptor connects-toAdrenomedullin connects-toOsteopontin connects-toFgfr connects-toRenin connects-toMyostatin