Pityriasis (tinea) versicolor is a benign, superficial, common fungal infection localized to the stratum corneum.
It occurs most commonly in postpubertal individuals when the sebaceous glands are the most active.
Facial involvement is common in adolescents, but lesions are also found on the upper trunk, neck, arms, dorsum of the hand and pubis.
Patient presents with erythematous, hypo- or hyperpigmented macules or patches that may have a slight scale.
It is caused by the lipophilic yeast Malassezia furfur.
While early-phase clinical trials may demonstrate substantial levels of overall response rates in patients with relapsed/refractory multiple myeloma (RRMM), high heterogeneity of evidence prevents the accurate assessment of clinical benefit before patient participation, reports a recent meta-analysis.
The COVID-19 vaccine AZD1222 by AstraZeneca and the University of Oxford was 79 percent effective overall in preventing symptomatic infections – higher than observed in previous clinical trials of the vaccine – at the interim analysis of a US phase III trial.
Migraine and headache are common ailments of people living in the modern era. Dr Jon Marshall of The Singapore Headache and Migraine Clinic shares his insights with Pearl Toh on how to manage migraine and headache using non-pharmaceutical strategies, with a focus on the manual medicine approach.