During a lecture in my second year of medical school, we had an interactive panel discussion on the many actions of testosterone which included a discussion on anabolic steroids abuse. This Daily Doodle illustrates the adverse effects of anabolic steroid abuse… Read more ›
Blue = Schwann cell, pink = nucleus of Schwann cell, yellow = axon of a peripheral nerve Schwann cells are the main supporting cells (glia cells) of the Peripheral Nervous System. Similar to the oligodendrocytes in the CNS, the purpose of… Read more ›
Embryology! One of my favorite topics. I am absolutely fascinated about how the body grows, folds and divides during the course of development! The way I approach embryology of an organ is to start with a simple tube and to… Read more ›
Lectures: Intro to the Integument Block, Language of Dermatology, Common Infections of the Skin, Pre-Lab Orientation, Skin Histology Lab, Physiology of the Skin Skin! One of my favorite organs. It protects us from mechanical and chemical insults, micro-organisms and UV… Read more ›
This daily doodle focuses on Acne Vulgaris, an inflammatory condition of the pilosebaceous unit that is associated with the formation of “comedones” (plugged hair follicles). There are two main types of comedones: 1. Closed = white head 2. Open = black head Contrary to the… Read more ›
Introduction to Hematologic Malignancy During this lecture, we learned how to approach Hematologic Malignancy, with the focus on 5 major diseases: leukemia, lymphoma, myeloproliferative disorder (MPD), myelodysplastic syndrome (MDS) and multiple myeloma. The approach begins with asking three questions: 1.… Read more ›
Three of my favorite cells in the body: osteoblasts, osteocytes and osteoclasts. This trio of cells play a key role in bone modeling and remodeling. Your bones are dynamic structures in your body. They are constantly changing, adapting to stress,… Read more ›
This Daily Doodle represents depression and it is inspired by an illustration published in JAMA on Bipolar Disorder, which I featured in an earlier doodle (Feb 22, 2012). Unlike Bipolar Disorder, depression does not have the elevated state of mania.… Read more ›
In today’s lecture and gross anatomy lab, we learned about the various bones, muscles, vessels and nerves of the neck. This Daily Doodle shows the contents that are encapsulated by the carotid sheath, a thick tube of connective tissue (gray).… Read more ›
This Daily Doodle features the Homunculus of the Primary Motor Cortex. The primary motor cortex is a strip of the brain that is responsible for body movement. It is located anterior to the central sulcus, a prominent landmark that separates… Read more ›
Today, we moved on up from the brain stem to the cerebral cortex. We learned about the various functional areas of the cortex and the symptoms created by different lesions. This Daily Doodle represents a syndrome caused by a lesion… Read more ›
This Daily Doodle captures the first time I saw an optic disc using an ophthalmoscope! The optic disc is located on the back of the retina and it is where the axons gather and exit the eye, forming the optic… Read more ›
During today’s lecture, we covered several common Inflammatory skin disorders, including: Psoriasis, Atopic Dermatitis, Seborrheic Dermatitis, Pityriasis Rosea and Lichen Planus. This daily doodle highlights the key pathologic features of Psoriasis, which include: – Elongated rete ridges (epidermal hyperplasia) –… Read more ›
Today is World Diabetes Day, represented by the blue ring symbol. This daily doodle features the three main tissues involved in carbohydrate metabolism: hepatocytes (liver cells), adipocytes (fat cells) and muscle. The blue ring also represents insulin, one of the… Read more ›
This daily doodle highlights some of the physical signs seen in hypercholesterolemia conditions, such as Familial Hypercholesterolemia. When cholesterol levels are high, they can deposit in various places in the body, including around the eyes which is termed xanthelasma palpebrarum.… Read more ›
First day of Endocrine! This daily doodle features a VLDL, one of the five major groups of lipoproteins (chylomicrons, very-low-density lipoprotein, low-density lipoprotein, intermediate-density lipoprotein and high-density lipoprotein). VLDLs are assembled in the liver from endogenous triglycerides, cholesterol, and apolipoproteins (white… Read more ›
A healthy platter of food for your bones! Salmon packed with Vitamin D (but not as much as what you get from the sun!), calcium loaded with milk and cheese, delicious cheese! Don’t forget your fruits, vegetables and nuts! In… Read more ›
Today, we had an orientation on breast and pelvic exams to prepare us for our clinical skills sessions next week. It was a very helpful and interesting session. This doodle is of a demonstration model that we used to learn… Read more ›
This daily doodle captures all, well, most, of the blood cellular components which are all derived from the main haematopoietic stem cells found in bone marrow (top left). Included in this Haematopoietic Family Photos are eosinophils, basophils, neutrophils, red blood… Read more ›
This daily doodle represents the development of the Red Blood Cell in the bone marrow. This process is called Erythropoiesis and it is stimulated by decreased oxygen in the circulation, which is detected in your Kidneys. In response to low… Read more ›
The two main Inflammatory Bowel Diseases (IBD) include Crohn’s Disease and Ulcerative colitis. Although they are both grouped as inflammatory bowel diseases, there are significant differences between the two. This daily doodle tries to illustrate these differences. The top half… Read more ›
Pathology of the Upper GI, Malabsorption Syndromes and Introduction to GI Clinical Skills. This daily doodle features Helicobacter pylori, a perforated gastric ulcer (OUCH!) and a little bit of Barrett’s esophagus. I just realized that this composition makes it look… Read more ›
This doodle is a collage of the many things that I learned today, from the functional unit of the pancreas, which contains acinar (red) and duct cells (blue) to the emulsification of fat (oil with triglycerides dripping down and turning… Read more ›
In lecture, we covered the physiology of Gastric Secretion and Peptic Ulcer Disease. Here is the upper gastrointestinal mucosa, which is covered by a layer of mucus (orange). The surface mucous cells (green) releases bicarbonate into the mucus which neutralizes… Read more ›
Embryology of Foregut and review of GI Gross Anatomy. During the embryology lecture, we went over the development of the foregut derivatives, which include: upper respiratory system, lower respiratory system, esophagus, stomach, liver, pancreas, gallbladder and the proximal part of… Read more ›
First day of 2nd year! The GI block started off with an overview of the GI tract histology and then a lecture on neuromuscular control of gut motility. This doodle represents the different layers of the GI tract that we… Read more ›