The temporal interval between flashing lights that is required to perceive nonsimultaneity decreases as the refractive error increases from 0 to +2 diopters. The interval then remains constant with further increases to 3 and 4 diopters. The results are discussed in terms of the relative increase of transient to sustained visual channels and of the increase in apparent movement.

the author studied 133, 856 admissions over a ten-year period and found 138 cases of primary tumors of bone. of these only 33 were multiple myeloma. incidence, clinical manifestation, age, sex and etiology are reported, and the effect of four different chemotherapy regimens are evaluated.

Characteristics of the psychophysiological state qualified female boxers in preparatory period. Purpose: to study level manifestation properties women Methods. The following methods were used study: research methods; mathematical statistics. Using complex computer system "Multipsychometer-05", sensorimotor reactions, endurance nervous system, balance processes, functional mobility processes det...

np-c is a severe, progressive and irreversible neurovisceral disease, which is invariably fatal. np-c is a rare disease, with an estimated minimal incidence of 1/120,000 live births . np-c is caused by mutations in npc1 (~95% of patients) or npc2 genes .defective npc1 and npc2 proteins result in a disruption of lipid metabolism . one of special features of this disorder is heterogeneous manifes...

psychiatric diseases are one of the oldest and well known diseases that many scientific and medical solutions are presented about treatment of them. among psychiatric diseases, schizophrenia is one of the important diseases that are special for humanity. schizophrenia is a mental disease that has many signs and symptoms in thought, perception, excitement, and also, have observable behavioral di...

Given that knowledge regarding the etiology of comorbidity between disorders can have a significant impact on research regarding the classification, treatment, and etiology of the disorders, the ability to reject incorrect hypotheses regarding the causes of comorbidity is very important. A simulation study was conducted to assess the validity of the Neale and Kendler (1995) model-fitting approa...

Introduction: Multiple sclerosis (MS) is a lifelong disease of the brain and spinal cord. Fingolimod is an oral drug which modulates the S1P receptor and is used for relapsing remitting form of MS and can causes rebound activity if it is ceased even in a short period of washout time.   Case Report: Here, we introduce a young girl, a known case of MS, who developed revers...

â  upper gastrointestinal tract (gastroduodenal) crohn’s disease (cd) is an uncommon condition, occurring in about 1-5% of all cd cases. our case was an extremely rare manifestation of cd, who presented with distal duodenal obstruction. as preoperative diagnosis was not estabâ­lished he underwent segmental resection and end-to-end anastomosis. postoperative small bowel fistulae were not obser...