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.

Neck Trauma

Overview Neck trauma includes both blunt and penetrating trauma. The airway is a major concern in neck trauma. Patients who present with hypoxia, stridor, neck distortions, or hematoma should be intubated immediately. Blunt trauma is primarily managed based on symptoms…

Angina

Overview Angina refers to chest pain on exertion. The chest pain is always sub-sternal, and is described as crushing/heavy, lasts minutes to hours, and may radiate to the upper arm or shoulder. 99% of cases are due to coronary artery…

HIV/AIDS

Overview HIV/AIDs is caused by the retrovirus Human Immunodeficiency Virus (HIV-1 and HIV-2). Most patients with acute HIV infection are asymptomatic but some may present with a flu-like illness in the weeks following exposure. Transmission HIV is spread parentally via…

Cognitive Development

Child Health and Paediatrics Icon

Summary of important cognitive milestones Age Milestones 1 month old Reacts to voice, established eye contact 2 months old Tracks object 180* 4 months old Recognizes hand 6 months old Grasps, visualizes, manipulates objects 9 months old Object permanence; recognizes…

Seizures

Overview and Approach to Unexplained Seizures A seizure is defined as a sudden change in consciousness, behaviour or movement of the body caused by electrical hypersynchronization of neuronal networks in the cerebral cortex. This sudden change tends to be transient.…