415 posts · 642,207 views
Dr Shock is a pseudonym for a psychiatrist working in a University Hospital. His main topics of interest are the treatment of depression and electro convulsive therapy. Other subjects for this personal blog are research, article reviews, book reviews and education. He loves computers and Internet.
Dr Shock
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- February 25, 2010
- 02:32 AM
- 1,562 views
The Essence of Chocolate
by Dr Shock in Dr Shock MD PhD
Nutrition had a very nice and comprehensive editorial on the essence of chocolate. It mentions the recently discovered profitable effects of chocolate on the human physiology often mentioned on this blog.
In short:
Reduction of blood pressure by 6 grams of dark chocolate per day. Probably due to the flavonol epicatechin
Reduction of platelet and endothelial cell activation
Reduction [...]
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McShea, A., Leissle, K., & Smith, M. (2009) The essence of chocolate: A rich, dark, and well-kept secret. Nutrition, 25(11-12), 1104-1105. DOI: 10.1016/j.nut.2009.05.012
- February 23, 2010
- 02:47 AM
- 1,386 views
Time Management and Memory
by Dr Shock in Dr Shock MD PhD
Time management is often necessary to complete tasks in a give period or sequence. For this you have to weigh the importance of your tasks, which is the most important or urgent. You’ll mostly use some way to organize and remind your tasks (to-do lists), in order to reduce the cognitive load by having to [...]
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Macan, T., Gibson, J., & Cunningham, J. (2010) Will you remember to read this article later when you have time? The relationship between prospective memory and time management. Personality and Individual Differences. DOI: 10.1016/j.paid.2010.01.015
- February 22, 2010
- 02:02 AM
- 1,982 views
How Risky Are Social Networking Sites for Kids
by Dr Shock in Dr Shock MD PhD
This article discussed in this post, isn’t recent but the conclusion is very nuanced which isn’t always the case with publications especially in news media about social networking and kids or adolescents. Seems that politicians are advocating measures to restrict social networking for children in order to prevent assumed online sexual exploitation and Internet harassment.
Broad [...]
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Ybarra, M., & Mitchell, K. (2008) How Risky Are Social Networking Sites? A Comparison of Places Online Where Youth Sexual Solicitation and Harassment Occurs. PEDIATRICS, 121(2). DOI: 10.1542/peds.2007-0693
- February 17, 2010
- 01:49 AM
- 2,285 views
The Misuse of Quetiapine
by Dr Shock in Dr Shock MD PhD
A lot of medication gets misused, as is the right expression, meaning not used for the intention or indication it was developed for in the first place. This reminded me of one of my first publications on the abuse of anticholinergics.
From case reports it appears that quetiapine is sought after for recreational use and inappropriate [...]
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Fischer, B., & Boggs, D. (2010) The role of antihistaminic effects in the misuse of quetiapine: A case report and review of the literature. Neuroscience , 34(4), 555-558. DOI: 10.1016/j.neubiorev.2009.11.003
- February 15, 2010
- 02:44 AM
- 1,299 views
Women Online Shopping: Shop Until You Drop?
by Dr Shock in Dr Shock MD PhD
Personally I like online shopping mainly because it’s easy, fast and convenient, you can shop when you want to anywhere you want to. There’s a gender gap in online shopping. More men than women engage in online shopping and make online purchases while in the offline world women love to shop.
Until recent very few [...]
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Hasan, B. (2010) Exploring gender differences in online shopping attitude. Computers in Human Behavior. DOI: 10.1016/j.chb.2009.12.012
- February 12, 2010
- 02:17 AM
- 1,262 views
The Neuroscience of Meditation
by Dr Shock in Dr Shock MD PhD
Meditation is different from rest or sleep. It’s a wakeful hypometabolic state with lowered sympathetic activity as opposed to the fight and flight reactions which requires an active sympathetic system. Parasympathetic activity is increased which is important for relaxation and rest. This increase of parasympathetic state is characterized by reduced heart rate, lower systolic blood [...]
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Rubia, K. (2009) The neurobiology of Meditation and its clinical effectiveness in psychiatric disorders. Biological Psychology, 82(1), 1-11. DOI: 10.1016/j.biopsycho.2009.04.003
- February 10, 2010
- 02:29 AM
- 1,273 views
Were do Mirror Neurons Come From?
by Dr Shock in Dr Shock MD PhD
This video is about mirror neurons. These mirror neurons are the key to many aspects of social interaction. It allows us to understand the actions, feelings of others. In a way to “read their minds”. Possibly mirror neurons play an important role in empathy , an important asset for physicians.
But were do they come from [...]
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Heyes, C. (2010) Where do mirror neurons come from?. Neuroscience , 34(4), 575-583. DOI: 10.1016/j.neubiorev.2009.11.007
- February 9, 2010
- 02:08 AM
- 896 views
Optimal Target for Deep Brain Stimulation for Depression
by Dr Shock in Dr Shock MD PhD
The strongest evidence exists for Broadman Area 25 in the subcallosal cingulate gyrus (SCG) as target for deep brain stimulation in treatment resistant depression. This area in the brain is depicted in the figure above and is from the most important publication about DBS and depression in Neuron march 2005 by Helen Mayberg. Functional neuroimaging [...]
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Hamani, C., Mayberg, H., Snyder, B., Giacobbe, P., Kennedy, S., & Lozano, A. (2009) Deep brain stimulation of the subcallosal cingulate gyrus for depression: anatomical location of active contacts in clinical responders and a suggested guideline for targeting. Journal of Neurosurgery, 111(6), 1209-1215. DOI: 10.3171/2008.10.JNS08763
- February 8, 2010
- 02:26 AM
- 765 views
The Hidden and Informal Curriculum During Medical Education
by Dr Shock in Dr Shock MD PhD
Both the hidden and informal curriculum take place after or next to the theoretical teaching, the formal teaching and has an important part in the shaping of the medical students’ professionalism and professional values. Moreover, these forms of the curriculum have a major impact on the learning potential of med students. Yet little is known [...]
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Karnieli-Miller O, Vu TR, Holtman MC, Clyman SG, & Inui TS. (2010) Medical students' professionalism narratives: a window on the informal and hidden curriculum. Academic medicine : journal of the Association of American Medical Colleges, 85(1), 124-33. PMID: 20042838
- February 5, 2010
- 02:37 AM
- 2,031 views
10 Websites With The Best Information on Depression
by Dr Shock in Dr Shock MD PhD
After searching for websites about depression (‘‘depression,’’ ‘‘depression treatment,’’ and ‘‘depression help’’) with a popular search engine: Google, the authors of this work carefully examined the websites. The websites were evaluated on accountability, interactivity, esthetics, readability and content quality. They also used the brief DISCERN as a content quality indicator for general consumers. They found [...]
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Zermatten, A., Khazaal, Y., Coquard, O., Chatton, A., & Bondolfi, G. (2010) Quality of web-based information on depression. Depression and Anxiety. DOI: 10.1002/da.20665
- February 2, 2010
- 02:20 AM
- 1,207 views
Selection Of Medical Students
by Dr Shock in Dr Shock MD PhD
The government of The Netherlands has decided to abolish the numerous fixus (weighted lottery) for medical education. This meant that only 2850 students were able to go to med school a year. The numerous fixus was mainly based on high grades on high school. Universities are allowed to make there own selection criteria for admittance [...]
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Urlings-Strop, L., Stijnen, T., Themmen, A., & Splinter, T. (2009) Selection of medical students: a controlled experiment. Medical Education, 43(2), 175-183. DOI: 10.1111/j.1365-2923.2008.03267.x
- February 1, 2010
- 02:33 AM
- 1,673 views
What Humor Style Do You Have?
by Dr Shock in Dr Shock MD PhD
Did you know there is a sense of humor questionnaire? It’s called the Humor Styles Questionnaire and distinguishes between four styles of humor.
Affiliative, use of humor to amuse others and facilitate relationships
Self enhancing, use of humor to cope with stress and maintain a humorous outlook during times of difficulty
Aggressive, use of sarcastic, manipulative, put-down, or [...]
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Galloway, G. (2010) Individual differences in personal humor styles: Identification of prominent patterns and their associates. Personality and Individual Differences. DOI: 10.1016/j.paid.2009.12.007
- January 27, 2010
- 02:49 AM
- 1,674 views
Attachment Theory and Poorly Performing Doctors
by Dr Shock in Dr Shock MD PhD
The attachment theory from the sixties of the previous century is still used e.g. in psychotherapy but also in research such as shown in a recent post on:How do social relationships function online. Is attachment theory also useful in medical education, does it explain the poor performance by some doctors? After all doctors are required [...]
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Adshead, G. (2010) Becoming a caregiver: attachment theory and poorly performing doctors. Medical Education, 44(2), 125-131. DOI: 10.1111/j.1365-2923.2009.03556.x
- January 25, 2010
- 02:45 AM
- 1,077 views
The Neuroscience of Jazz
by Dr Shock in Dr Shock MD PhD
Improvisation is the main feature of Jazz that distinguishes it from other forms of music making. Improvisation is the spontaneous musical performance within a relevant musical context. It consists of novel melodic, harmonic and rhythmic musical elements. This unique feature of jazz offers the opportunity for neurobiological research or even creativity. What they did was [...]
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Limb CJ, & Braun AR. (2008) Neural substrates of spontaneous musical performance: an FMRI study of jazz improvisation. PloS one, 3(2). PMID: 18301756
DIETRICH, A. (2004) Neurocognitive mechanisms underlying the experience of flow. Consciousness and Cognition, 13(4), 746-761. DOI: 10.1016/j.concog.2004.07.002
- January 21, 2010
- 02:34 AM
- 2,195 views
Medical Dangers of Jazz
by Dr Shock in Dr Shock MD PhD
In this second post about jazz and health we focus on the literature regarding somatic illness instead of mental illness. In the previous post we already mentioned drug use as one of the major hazards for jazz musicians. Drug use by jazz musicians can have all sorts of reasons such as the enhancement of creativity, [...]
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Pearl, P. (2009) Neurological Problems of Jazz Legends. Journal of Child Neurology, 24(8), 1037-1042. DOI: 10.1177/0883073809332765
Kinra S, & Okasha M. (1999) Unsafe sax: cohort study of the impact of too much sax on the mortality of famous jazz musicians. BMJ (Clinical research ed.), 319(7225), 1612-3. PMID: 10600961
Gambichler, T., Uzun, A., Boms, S., Altmeyer, P., & Altenmüller, E. (2008) Skin conditions in instrumental musicians: a self-reported survey. Contact Dermatitis, 58(4), 217-222. DOI: 10.1111/j.1600-0536.2007.01310.x
- January 18, 2010
- 02:15 AM
- 1,727 views
Jazz and Psychiatry
by Dr Shock in Dr Shock MD PhD
This post was inspired by two recent visits to jazz clubs in Paris. It’s the first in a series of three. The others are: Medical Dangers of Jazz and The neuroscience of Jazz.
What do we know about the relationship between mental illness and creativity, more specific about the relationship between mental illness and jazz. [...]
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WILLS, G. (2003) Forty lives in the bebop business: mental health in a group of eminent jazz musicians. The British Journal of Psychiatry, 183(3), 255-259. DOI: 10.1192/bjp.183.3.255
Poole R. (2003) 'Kind of blue': creativity, mental disorder and jazz. The British journal of psychiatry : the journal of mental science, 193-4. PMID: 12948989
- January 12, 2010
- 02:56 AM
- 1,246 views
The Neuroscience of Curiosity
by Dr Shock in Dr Shock MD PhD
Part of practicing medicine is the recognition of patterns. You need to get the symptoms, physical examination and lab results and review the data to recognize the big picture called diagnoses. The only difference between residents and specialists is the speed at which they arrive at the correct diagnoses. The specialist mostly get there quicker. [...]
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Heilman, K., Nadeau, S., & Beversdorf, D. (2003) Creative Innovation: Possible Brain Mechanisms. Neurocase, 9(5), 369-379. DOI: 10.1076/neur.9.5.369.16553
- January 11, 2010
- 02:21 AM
- 1,602 views
The Neuroscience of Pregnancy
by Dr Shock in Dr Shock MD PhD
Pregnancy requires many adaptations to new situations. These changes are accompanied by massive neuroendocrine changes leading to adaptations organized by the mother’s brain. These changes are necessary for the different phases of pregnancy and motherhood.
First optimization is needed for the growth and protection of the fetus, next parturition has to be timely and uncomplicated, next [...]
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Brunton, P., & Russell, J. (2008) The expectant brain: adapting for motherhood. Nature Reviews Neuroscience, 9(1), 11-25. DOI: 10.1038/nrn2280
- January 7, 2010
- 03:06 AM
- 2,310 views
Internet Use Has No Negative Influence on Well-being
by Dr Shock in Dr Shock MD PhD
A recent meta-analysis examined the relationship between various Internet uses and well being. The studies published until know is mostly about the discussion whether using Internet for communication with e-mail replaces other forms of communication such as using the phone, chat or face to face contact. Contact through e-mail, facebook, twitter and such replaces real [...]
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Huang, C. (2009) Internet Use and Psychological Well-being: A Meta-Analysis. CyberPsychology , 2147483647. DOI: 10.1089/cpb.2009.0217
- January 4, 2010
- 02:40 AM
- 1,010 views
The Dangers of Facebook
by Dr Shock in Dr Shock MD PhD
The threats of the popular social network Facebook are:
Identity theft
Threats to personal safety such as stalking or threatening either online or in real life
Social risks through participating in minority groups or stigmatized groups
How do people differ in self-disclosure and what kind or how much of information has a high risk for these treats?
In a recent [...]
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Nosko, A., Wood, E., & Molema, S. (2009) All about me: Disclosure in online social networking profiles: The case of FACEBOOK. Computers in Human Behavior. DOI: 10.1016/j.chb.2009.11.012
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