Evidence map›Paper›PMID 42175450›Full record

ArticleMedicine2026

Post COVID-19 treated with AstraZeneca vaccine exacerbates arthritis with susceptibility to herpes in an older woman: A case report.

David Calderon Guzman, Norma Osnaya Brizuela, Maribel Ortiz Herrera, Armando Valenzuela Peraza, Ernestina Hernandez García, Francisca Trujillo Jimenez, Hugo Juarez Olguin

Abstract readCase Reports
In one paragraph

Article in Medicine, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

David Calderon GuzmanLaboratory of Neurosciences, Instituto Nacional de Pediatria (INP), Mexico City, Mexico.
Norma Osnaya BrizuelaLaboratory of Neurosciences, Instituto Nacional de Pediatria (INP), Mexico City, Mexico.
Maribel Ortiz HerreraLaboratory of Experimental Bacteriology, Instituto Nacional de Pediatria (INP), Mexico City, Mexico.
Armando Valenzuela PerazaLaboratory of Neurosciences, Instituto Nacional de Pediatria (INP), Mexico City, Mexico.
Ernestina Hernandez GarcíaLaboratory of Pharmacology, Instituto Nacional de Pediatria (INP), Mexico City, Mexico.
Francisca Trujillo JimenezLaboratory of Pharmacology, Instituto Nacional de Pediatria (INP), Mexico City, Mexico.
Hugo Juarez OlguinDepartment of Pharmacology, Faculty of Medicine, Universidad Nacional Autonoma de Mexico, Mexico City, Mexico.ORCID 0000-0002-1405-1728

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

rationaleRheumatoid arthritis (RA) is an autoimmune inflammatory disorder that has seriously affected human health worldwide. This report describes a rare case of herpes infection, secondary to RA, that emerged after coronavirus disease 2019 (COVID-19) infection or vaccination. Despite pharmacological intervention for arthritis, herpes, and mental health symptoms, the patient's condition has not improved. PATIENT CONCERNS: A 70-year-old female homemaker, weighing 110 lbs, sought urgent care for persistent dysphoric mood and irritability attributed to a post-COVID infection. The ill-health condition set in with severe pain, followed shortly by the onset of herpetic lesions. She experienced the symptoms while suffering from chronic fatigue syndrome. DIAGNOSES: A diagnosis of arthritis was made at the age of 60, and the patient has since been under treatment with analgesic therapy and prednisone. However, her doctor advised lowering the dose of her RA medications. At the age of 67, she developed herpes. She is currently on acyclovir and remains fully compliant with her medication. A simple skull magnetic resonance study depicted the absence of intracranial abnormality. Electromyography of normal muscles is silent at rest, without neuropathy. Cholesterol, sodium, chlorine, erythrocyte, and eosinophil were at the lower limit of normal, while lipase, phosphatase alkaline, and platelets were at the upper limit.

interventionsAn integrative approach was taken, combining pharmaceutical prescriptions for arthritis, herpes, and mood symptoms with unconventional complementary therapies. Oral food intake was initiated and well-tolerated; however, the patient's clinical condition did not improve with the current treatment. She is currently recovering at home on a regimen of vitamins, acyclovir, and analgesics. While she has shown clinical improvement, some complications have emerged. OUTCOMES: Diagnostic findings demonstrate that her health is not within normal limits, necessitating a daily regimen of prednisone, analgesic therapy, and hydroxyzine/losartan. This case highlights the importance of studying patients with RA. Risk factors for severe COVID-19 outcomes include older age and comorbidities. LESSONS: This case highlights the potential for COVID-19 infection or immunization to precipitate a flare of preexisting arthritis, causing severe lower limb manifestations and sacroiliitis (low back pain/sciatica) in older individuals receiving management for rheumatic disease. Immune abnormalities in patients treated with prednisone are elements in deciding the prescription and duration of this drug, and a neurological assessment is essential.

Indexed as

Arthritis, RheumatoidCOVID-19COVID-19 VaccinesAcyclovirAgedFemaleHumansSARS-CoV-2AcyclovirCOVID-19 VaccinesarthritisCOVID-19herpeslow back painsciatica

Identifiers

PMID42175450
PMCPMC13201062

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.