Dr Jeffrey Kalei

Dr Jeffrey Kalei

Author and illustrator for Hyperexcision. Interested in emergency room medicine. I have a passion for medical education and drawing.

Dehydration

Overview Dehydration is a potentially life-threatening condition in which the body has insufficient water for normal functioning. Volume depletion refers to the loss of both electrolytes and water. Percentage of body weight composed of water according to age group Age…

Refeeding Syndrome

Refeeding syndrome is a group of clinical findings that is caused by fluid and electrolyte changes during nutritional rehabilitation of severely ill and malnourished patients. One common complication is severe hypophosphatemia. The most common cause of death in refeeding syndrome…

Autism Spectrum Disorder

DSM-5 Criteria for Autism Spectrum Disorder Persistent deficits in social communication and social interactions across multiple contexts Restricted, repetitive patterns of behaviour, interests – at least 2 of these: Pervasive Developmental Disorders Autism Spectrum Disorder Autism is derived from the…

Child Psychiatry

What cannot be communicated to the mother, cannot be communicated to the self – John Bowlby Changes DSM-IV to DSM-V Overview Mental health in childhood and adolescence is defined as the achievement of expected developmental, cognitive, social, and emotional milestones,…

Catha Edulis

Catha edulis, also known as “khat” or “miraa”, is an amphetamine/like a drug with psychoactive + sympathomimetic effects. The main chemical components are cathinone, tannins, and norephedrine. It can be chewed or consumed as a juice, and is commonly taken…

Cocaine and Amphetamines

Cocaine Cocaine blocks the uptake of serotonin, norepinephrine, and dopamine in the synaptic cleft (in the reward pathway), causing a stimulant effect. Amphetamines Amphetamines block the reuptake and facilitate the release of dopamine and norepinephrine from nerve endings, causing a…

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