serum osmolality

Disrupted fluid homeostasis in patients with post-Covid-19 syndrome – a case series The post-covid-syndrome (PCS) is characterized by severe persisting fatigue and other long haul symptoms following COVID-19 infection. Disease-driving mechanisms are elusive, biomarkers are missing, treatment...

Hormonal alterations in adolescent chronic fatigue syndrome Aim The chronic fatigue syndrome is associated with alterations in the hypothalamus‐pituitary‐adrenal axis and cardiovascular autonomic nervous activity, suggesting a central dysregulation. This study explored differences among...