Results 31 to 40 of about 2,878,066 (285)

Light-induced depigmentation in planarians models the pathophysiology of acute porphyrias

open access: yeseLife, 2016
Porphyrias are disorders of heme metabolism frequently characterized by extreme photosensitivity. This symptom results from accumulation of porphyrins, tetrapyrrole intermediates in heme biosynthesis that generate reactive oxygen species when exposed to ...
Bradford M Stubenhaus   +8 more
doaj   +1 more source

Doxycycline-Associated Dual Cutaneous Adverse Reaction to the Drug (CARD): Case Report of Concurrent Photosensitivity and Morbilliform Exanthem to Doxycycline

open access: yesCureus, 2020
Antibiotics have been observed to cause drug-induced reactions. These can include a cutaneous adverse reaction to the drug (CARD) such as photosensitivity. A 51-year-old woman initiated doxycycline monohydrate for rosacea. Within nine days, she developed
J. S. Jacob, P. Cohen
semanticscholar   +1 more source

Acute hepatic porphyrias for the neurologist: current concepts and perspectives [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2021
Background: Acute hepatic porphyrias represent an expanding group of complex inherited metabolic disorders due to inborn errors of metabolism involving heme biosynthesis. Objective: We aimed to review the main clinical and therapeutic aspects associated
Paulo Victor Sgobbi de Souza   +5 more
doaj   +1 more source

Smoking associates with distinct clinical phenotypes in patients with systemic lupus erythematosus: a nationwide Danish cross-sectional study

open access: yesLupus Science and Medicine, 2021
Objectives SLE displays large clinical heterogeneity that beyond genetic factors may be determined by environmental exposures. In this Danish nationwide study, we aimed to determine if clinical subsets of SLE were associated with smoking history.Methods ...
Søren Jacobsen   +11 more
doaj   +1 more source

A boy with bird-like facies and ataxia: Cockayne syndrome

open access: yesIndian Journal of Paediatric Dermatology, 2018
Introduction: Congenital photosensitive disorders are a group disorders presenting with photosensitivity, short stature (SS), systemic manifestations and susceptibility to malignancy.
Vishalakshi S Pandit
doaj   +1 more source

Kindler′s syndrome: A tale of two siblings

open access: yesIndian Journal of Dermatology, 2016
Kindler′s syndrome (KS) is a rare inherited skin disease characterized by acral blistering, photosensitivity, progressive poikiloderma, and cutaneous atrophy along with different types of mucosal involvement. We hereby report KS in two siblings. The case
Navya Handa   +4 more
doaj   +1 more source

Aplastic Anemia Complicating Systemic Lupus Erythematosus

open access: yesIndian Pediatrics Case Reports, 2021
Background: Systemic lupus erythematosus (SLE) is a multisystem autoimmune disorder with a myriad of hematological manifestations. Pancytopenia occurs in 10%–50% of cases in these patients.
Anu Maheshwari   +3 more
doaj   +1 more source

Autism, Epilepsy, and Neuroregression: Photosensitivity on Electroencephalography Solved the Riddle

open access: yesClinical EEG and Neuroscience, 2020
Autistic epileptiform regression is an uncommon but extensively described malady in children. The clinico-etiological spectrum of this entity ranges from electrical status epilepticus in sleep to various neurogenetic and neurodegenerative disorders ...
Priyanka Madaan   +4 more
semanticscholar   +1 more source

Ultrahigh Piezoelectricity in Truss‐Based Ferroelectric Ceramics Metamaterials

open access: yesAdvanced Functional Materials, Volume 35, Issue 12, March 18, 2025.
By leveraging the unique combination of polarization direction and loading state, ultrahigh piezoelectricity is achieved through careful tuning of the relative density and scaling ratio in truss‐based ferroelectric metamaterials. This approach enables the simultaneous realization of extremely high piezoelectric constants and ultralow dielectric ...
Jiahao Shi   +6 more
wiley   +1 more source

Congenital erythropoietic porphyria: Two case reports

open access: yesIndian Journal of Dermatology, 2011
Porphyrias form a group of disorders caused due to defects in the haem synthetic pathway. Congenital erythropoietic porphyia (CEP) is the rarest of the bullous porphyrias (less than 200 cases have been reported till recent times) and a clinician may not ...
Sankha Koley, Vikrant Saoji
doaj   +1 more source

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