-
Articles récents
Archives
- octobre 2019
- septembre 2019
- août 2019
- juillet 2019
- mai 2019
- avril 2019
- mars 2019
- février 2019
- octobre 2018
- septembre 2018
- juillet 2018
- juin 2018
- mai 2018
- avril 2018
- mars 2018
- février 2018
- août 2017
- juillet 2017
- avril 2016
- février 2016
- décembre 2015
- novembre 2015
- août 2015
- juillet 2015
- mai 2015
- mars 2015
- février 2015
- novembre 2014
- octobre 2014
- septembre 2014
- août 2014
- juillet 2014
- juin 2014
- mai 2014
- avril 2014
- mars 2014
- février 2014
- janvier 2014
- décembre 2013
Subscribe to Blog via Email
Catégories
- Alcohol-related syndromes
- Alzheimer
- Aphasia
- Apraxia
- Cerebrovascular diseases
- Cognition and Behavior
- Cranial Nerves
- Delirium
- Dyscalculia
- Epilepsy
- Headache
- Lewy Body Disease
- Memory
- Movement disorders
- Multiple Sclerosis
- Neuro-ORL
- Neurologic mysteries
- neuromodulation
- Neurorehabilitation
- Neurotoxicology
- Pain syndromes
- Parkinson Disease
- Peripheral Nervous System
- Progressive Supranuclear Palsy
- Psychiatry
- rTMS
- Sleep
- Spine
- Stroke
- Uncategorized
- Unilateral Spatial Neglect
- visual disorders
Archives de catégorie : Cognition and Behavior
Had Vincent van Gogh a bipolar disorder?
Vincent Van Gogh (1853–1890) imparted in his art a deep essence of life, and in such a unique way, that many would say it is possible to experience it vicariously by looking at his paintings even once. In 10 years, … Continuer la lecture
Publié dans Cognition and Behavior
Un commentaire
Faces with no identity (prosopagnosia)
Acquired prosopagnosia (or face blindness) is the name of that rare syndrome (generally presenting, but not only, after stroke) affecting individuals who cannot recognize no more familiar faces or learn to recognize new faces. For example, these patients cannot differentiate … Continuer la lecture
Publié dans Cognition and Behavior, Stroke
Laisser un commentaire
Philosophical zombies exist
Seeing and being aware of seeing require both intact visual perception and adequate insight of that perception itself. Patients with cerebral or acquired achromatopsia (color blindness) after damage of the color area (V4 and related visual areas on the ventral … Continuer la lecture
Publié dans Cognition and Behavior
Laisser un commentaire
Propositional versus Non-Propositional speech
Propositional speech is volitional and requires conscious mental effort in manipulating linguistic segments that have to be assembled to express meaningful ideas. Thus, propositional speech relies on language-related neural systems of controlled and intentional information processes. Non-propositional speech (i.e. recites … Continuer la lecture
Publié dans Aphasia, Cognition and Behavior
3 commentaires
Art is a window to the brain.
Art is a window to the mind. As painting is a product of the artist’s brain, stroke usually entails significant changes of the expression of figurative artists. Thus, these artistic changes, which are generally stereotyped, should reflect specific neural dysfunction. … Continuer la lecture
Publié dans Cognition and Behavior
Laisser un commentaire
The brain is a matter of time
What is human life without time perception? Is there a region of the brain that is specifically working for time perception? Now, there is no evidence of that. Actually, many regions of the brain work conjointly to provide time perception. … Continuer la lecture
Publié dans Cognition and Behavior
Laisser un commentaire
Brain, sexual desire and love
Love and sexual desire are two of the most intense human emotional experiences. These two emotional experiences are strictly related and highly rewarding. Love is a state of intense interest and affection for another person while the sexual desire corresponds … Continuer la lecture
Publié dans Cognition and Behavior
Laisser un commentaire
Close to the model (the closing-in phenomenon in Alzheimer disease).
The closing-in phenomenon occurs when a drawing is reproduced close, next or partially superimposed on the original model, despite a clear consign to do not do so. This behavior has been often reported in patients with Alzheimer disease. However, patients … Continuer la lecture
Publié dans Alzheimer, Cognition and Behavior
Laisser un commentaire
A challenging neurological disease
I think that Normal Pressure Hydrocephalus (NPH) is one of the most challenging diseases in Neurology. The condition is certainly frequent, especially in people over 80’. The first time, the term Normal Pressure Hydrocephalus was adopted in 1964 in a … Continuer la lecture
Somatoparaphrenia. Where did the true limb finish?
Somatoparaphrenia of the left body limbs, due to unilateral right hemisphere lesion, is the delusion that one’s own limb belongs to someone else. This condition inexorably disrupts the sense of ownership of his own limb and body. The patient feels … Continuer la lecture
Publié dans Cognition and Behavior
Laisser un commentaire
Poststroke aggressiveness
Poststroke aggressiveness is very frequent but it is not a medical diagnosis. Moreover it corresponds to behavioral changes that are related to the emotion of anger. They associate variably with the anger trait, hostility, impulsivity, disruptiveness, confusion, agitation, anxiety, depression, … Continuer la lecture
Recognition of facial emotions
In this recently published paper (Calabrese P. et al, Eur Neurol. 2014 Feb 19;71(5-6):242-246) we present the history and the behavioral profile of 2 patients with brain abnormalities in the region of the left amygdaloidal complex. The findings of this study … Continuer la lecture
Publié dans Cognition and Behavior
Laisser un commentaire
Wernicke’s aphasia and the Tower of Babel
In the acute phases, after stroke, patients with Wernicke’s aphasia (WA) show a deep language disturbance. Comprehension is severely impaired as all the other linguistic domains. The spontaneous verbal production is fluent but the patient’s speech is incomprehensible as words … Continuer la lecture
Publié dans Aphasia, Cognition and Behavior
Laisser un commentaire
Visual hallucinosis/hallucinations and Parkinson disease
Complex visual hallucinations and hallucinosis occurs frequently (5-40%) in patients with Parkinson’s disease, especially after many years of treatment with dopaminergic drugs. Duration and severity of the disease, the presence of depression, sleep problems and cognitive decline are predisposing factors. … Continuer la lecture
The mysterious left side of the space around ourselves
One side of the brain controls the opposite side of the body. However there are differences between the left and the right hemispheres of the brain. Unilateral spatial neglect is a cluster of symptoms characterized by a failure to orient, … Continuer la lecture
The railway station in the hospital
Several years ago, during the visit in the morning, I discussed with a 75 y o man who suffered from a multifocal stroke of the right hemisphere few days before. He had left spatial neglect and anosognosia of hemiparesis, some … Continuer la lecture
Publié dans Cognition and Behavior, Stroke
Laisser un commentaire
Mirror Agnosia
According to the definition of Ramachandran et al. (Proc. R. Soc. Lond. 1997,264, 645-647) mirror agnosia indicates the condition by which patients confuse the mirror image of an object with the real object and try to grasp it on verbal … Continuer la lecture
Publié dans Cognition and Behavior
3 commentaires
Looking at the spouse
I often observe this peculiar behavior of the person with Alzheimer’s disease, already since the first consultation and at the earliest stages of the disease. When questioned for simple autobiographical events of the last weeks or months (for example what … Continuer la lecture
Publié dans Alzheimer, Cognition and Behavior
Laisser un commentaire
