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Post and core
Post and core is a dental restorative technique in which a post cemented into a root canal retains a core buildup that supports a crown on a root-treated tooth.
Post and Core Technique
Post and core technique: endodontically treated teeth with insufficient coronal structure receive an intraradicular post retaining a core for a crown; types include custom cast, prefabricated metal, fiber, ceramic, and CAD/CAM posts.
Post anoxic brain damage
Post anoxic brain damage (ICD-11 8E44) is encephalopathy from circulatory arrest, hypotension, or asphyxia, also called hypoxic-ischemic brain injury; marked by coma after cardiac arrest, multimodal prognostication at 72 hours, and slow rehabilitation recovery.
Post Graduate Institute of Medical Education and Research
Post Graduate Institute of Medical Education and Research (PGIMER) is an autonomous Institute of National Importance in Chandigarh, India, offering postgraduate medical education and care, founded in 1962.
Post traumatic eczema
Post traumatic eczema (post-traumatic dermatitis), ICD-11 EA88.1, is eczema localized to skin damaged by physical trauma or chemical or thermal burns, often recurring for years and distinguished from autonomic denervation dermatitis.
Post traumatic hydrocephalus
Post-traumatic hydrocephalus (PTH), first described by Dandy in 1914, is CSF accumulation with ventricular enlargement after traumatic brain injury; incidence 0.7-51.4%, treated mainly by ventriculoperitoneal shunt.
Post traumatic osteoarthritis of knee
Post traumatic osteoarthritis of knee (ICD-11 FA01.1, PTOA) is knee osteoarthritis following joint injury such as ACL tear, meniscal damage, or fracture; knee injury raises OA risk about 4.2-fold and PTOA causes roughly 10% of knee OA.
Post traumatic Parkinsonism
Post-traumatic parkinsonism (PTP), ICD-11 8A00.25, is a rare secondary parkinsonism after traumatic brain injury, with bradykinesia, rigidity, and tremor, typically 1–6 months post-injury, mostly in males, and responsive to levodopa or decompressive surgery.
Post-acute-withdrawal syndrome
Post-acute-withdrawal syndrome (PAWS), also called protracted withdrawal syndrome, is persistent withdrawal symptoms lasting months to years after acute withdrawal, mainly from alcohol, opioids, benzodiazepines, and antidepressants; it has no DSM-5 diagnostic criteria.
Post-cardiac arrest syndrome
Post-cardiac arrest syndrome (PCAS) is the multiorgan condition after return of spontaneous circulation, with four components: precipitating pathology, anoxic brain injury, myocardial dysfunction, and ischemia-reperfusion injury; managed with MAP ≥65 mm Hg, temperature control 32–37.5 °C, and delayed multimodal neuroprognostication.
Post-concussion syndrome
Post-concussion syndrome (PCS), also called persistent post-concussive symptoms (PPCS), is a cluster of somatic, cognitive, sleep, and affective symptoms persisting after concussion; diagnosed by symptom report, with prevalence estimates from 11 to 82 percent depending on criteria.
Post-Exercise Recovery Techniques
Post-exercise recovery techniques (cold-water immersion, massage, compression, active recovery, stretching) aim to reduce soreness, fatigue, and muscle damage markers; evidence shows small soreness benefits but no consistently superior strategy.
Post-exposure prophylaxis
Post-exposure prophylaxis (PEP) is emergency prevention after possible infection exposure: HIV antiretrovirals within 72 hours for 28 days (87% risk reduction), rabies vaccine plus HRIG, pertussis antibiotics, and WHO-recommended doxycycline PEP for bacterial STIs.
Post-nasal drip
Post-nasal drip (postnasal drip syndrome, upper airway cough syndrome) is the sensation of mucus draining down the back of the throat, caused by allergies, infections, deviated septum, pregnancy, medications, or GERD, and once considered the leading cause of chronic cough.
Post-selective serotonin reuptake inhibitor sexual dysfunction
Post-SSRI sexual dysfunction (PSSD), also called post-selective serotonin reuptake inhibitor sexual dysfunction, is persistent genital numbness, pleasureless orgasm, low libido, and erectile dysfunction continuing after stopping SSRIs or SNRIs; recognized by the EMA in 2019, estimated risk about 0.46%.
Post-stroke depression
Post-stroke depression (PSD) is depressive disorder arising after stroke, affecting about one-third of survivors. Key facts: 27% pooled prevalence, onset mostly within 3 months, controversial lesion-location hypothesis, PHQ-9/HDRS screening, antidepressant and psychological treatment evidence.
Post-term newborn
Post-term newborn (ICD-11 KA22.2): infant born at 42+0 weeks (294 days) gestation or more. Risks include macrosomia, meconium aspiration, NICU admission; distinct from postmaturity syndrome (KA22.3).
Post-thrombotic syndrome
Post-thrombotic syndrome (PTS), also called postphlebitic syndrome, is a chronic complication of deep vein thrombosis causing pain, swelling, and ulcers in 20–50% of DVT patients, diagnosed with the Villalta scale and driven by venous hypertension.
Post-transplant lymphoproliferative disorder
Post-transplant lymphoproliferative disease (PTLD) is an EBV-driven spectrum of lymphoid proliferations to lymphoma arising in immunosuppressed solid-organ or bone marrow transplant recipients, with 1–20% incidence, D+/R− seromismatch as the top risk factor, and sequential RIS, rituximab, and R-CHOP treatment.
Post-traumatic amnesia
Post-traumatic amnesia (PTA): post-coma state of confusion, disorientation, and anterograde/retrograde amnesia after traumatic brain injury; measured with GOAT or Westmead scales; duration classifies TBI severity and predicts outcome.
Post-traumatic arthritis
Post-traumatic arthritis, also called post-traumatic osteoarthritis, is arthritis that develops in a joint after injury such as a fracture or dislocation; latency ranges from 6–12 months to 10–20 years.
Post-traumatic stress disorder
Post-traumatic stress disorder (PTSD): trauma-related mental disorder with re-experiencing, avoidance, and hyperarousal; 3.9% lifetime prevalence; treated with PE, CPT, EMDR, and SSRIs.
Post-vasectomy pain syndrome
Post-vasectomy pain syndrome (PVPS), also called chronic orchialgia or postvasectomy orchalgia, is chronic scrotal pain lasting over three months after vasectomy, affecting roughly 1-5% of men, treated with medications, nerve blocks, denervation, or reversal.
Postaxial acrofacial dysostosis
Postaxial acrofacial dysostosis (POADS), or Miller syndrome, Genée-Wiedemann syndrome, is a rare autosomal recessive DHODH-related disorder with mandibulofacial dysostosis, cup-shaped ears, eyelid coloboma, and absent fifth fingers and toes.
Postaxial polydactyly of fingers
Postaxial polydactyly of fingers (ulnar polydactyly, ICD-11 LB78.2) is duplication of the fifth finger, classified as type A (well-formed digit) or type B (rudimentary pedunculated digit), with PAPA1-PAPA11 loci including GLI3 and ZNF141.
Postaxial polydactyly type A
Postaxial polydactyly type A (PAPA, ORPHA:93334) is a congenital duplication of the fifth digit with a well-formed extra digit articulating with the fifth or sixth metacarpal/metatarsal; genetically heterogeneous (GLI3, ZNF141, IQCE and others), treated by surgical excision.
Postaxial polydactyly type B
Postaxial polydactyly type B (ulnar polydactyly, Temtamy-McKusick type B) is a rudimentary, non-functional extra fifth digit attached by a soft tissue pedicle, usually treated by ligation or surgical excision.
Postaxial polydactyly-anterior pituitary anomalies-facial dysmorphism syndrome
Postaxial polydactyly-anterior pituitary anomalies-facial dysmorphism syndrome, also called Culler-Jones syndrome (OMIM 615849), is a rare autosomal dominant GLI2-related disorder with congenital hypopituitarism, postaxial polydactyly, and midline facial defects, distinct from the more severe HPE9.
Postbiotics trial
Postbiotics trial: clinical studies of heat-inactivated Lactobacillus paracasei D3.5 (LpD3.5, PoZibio), a postbiotic per ISAPP's 2021 definition; a 13-person open-label pilot in older adults and the LISA-I randomized MCI trial (NCT07794956).
Postcardiotomy right ventricular failure
Postcardiotomy right ventricular failure (ICD-10 I97.1, ORPHA:263352) is acute severe right ventricular failure with hemodynamic instability after cardiac surgery, incidence 0.04-2.9%, mortality up to 75%, managed with inotropes, pulmonary vasodilators, VA-ECMO, or RVAD.