Author information from the last article
Avdeling for medisinsk biokjemi og farmakologi
Haukeland universitetssjukehus
Jon Andsnes Berg er spesialist i klinisk farmakologi og overlege.
Articles by Jon Andsnes Berg
Non-fatal overdose with a new synthetic opioid
- Marcus Stangeland,
- Torbjørn Lunde,
- Kjell Ove Fossan,
- Jon Andsnes Berg
12.02.2024:
A young man experienced respiratory arrest at home, and cardiopulmonary resuscitation was performed. The patient received naloxone with good effect and was admitted to hospital. He disclosed opioid use, but no substances were detected in routine drug screenings. A young man who had experienced...
An apathetic child with hallucinations
- Ingrid Anna Teigen,
- Jon Andsnes Berg,
- Kristoffer Brodwall
22.02.2021:
A child of late preschool age was brought to the hospital due to unexplained changes in his behaviour. The symptoms proved to be temporary, and several possible differential diagnoses were considered. A conclusive, validated diagnosis was obtained the day after admission based on additional...
Should more patients be offered treatment with cannabinoids?
- Ingrid Anna Teigen,
- Trond Trætteberg Serkland,
- Thomas Pahr,
- Jon Andsnes Berg
23.09.2019:
Today, a small but growing number of patients in Norway are prescribed cannabinoids for medical use. Despite the large focus on their potential as medicines, there is limited scientific knowledge about the positive effects, adverse effects, long-term effects and interaction potential of cannabinoids...
Drugs of abuse testing – in brief
- Tormod Karlsen Bjånes,
- Jon Andsnes Berg,
- Arne Helland,
- Andreas Austgulen Westin
25.02.2019:
Testing for drugs of abuse is a complex task, and pitfalls abound. The Norwegian Association of Clinical Pharmacology is now launching a series of educational videos to disseminate fundamental knowledge about this topic. Testing for drugs of abuse involves analysing biological specimen, such as...
Harmonised reference ranges for antiepileptic drugs
- Arne Reimers,
- Jon Andsnes Berg,
- Margrete Larsen Burns,
- Cecilie Johannessen Landmark
26.06.2017:
Antiepileptic drugs are the cornerstone of epilepsy treatment and are also used in a range of other indications. Measurement of the serum concentrations of antiepileptic drugs has a long tradition as a tool in the treatment of epilepsy in Norway. New and updated national reference ranges for serum...
Serum concentration measurements of addictive drugs
- Arne Helland,
- Jon Andsnes Berg,
- Ingebjørg Gustavsen,
- Kristin Nordal,
- Thor Hilberg,
- Lena Aronsen,
- Marianne Arnestad,
- Sigrid Narum
15.03.2016:
Opioids, benzodiazepines and Z drugs are important and widely used drugs, but are associated with a risk of misuse, abuse and adverse effects. In some situations, serum concentration measurement may be useful to optimise treatment and detect misuse. In this article we show how such measurements can...