Visual medical education by Armando Hasudungan
Medical science, drawn into focus.
Explore visual explanations that reveal how the facts, processes and clinical patterns fit together—then discover the coming AH study platform, built to guide what you study next and check what stuck.
Clear visual explanations used by medical and allied-health learners around the world.
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Start with the topic in front of you.
Browse by subject or jump straight into the explanation you need. No account required.

Diverticular Disease
Overview Diverticula of the colon consist of outpouchings of mucous membrane through the muscle wall of the bowel. In the colon, diverticula are found most commonly in the sigmoid and descending colon, and become increasingly rare in passing from the left to the right side of the colon. They are unusual before the age of 40…
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Parturition and Routine Care
Overview Parturition Physiology Preterm: defined as babies born alive before 37 weeks of pregnancy are completed. Term: defined as babies born alive after 37 weeks and before 42 weeks Postterm (induced for labour): defined as babies born alive after 42 weeks. Birthweight Low birth weight: <2500g regardless of age Very low birth weight: <1500g regardless of…
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Myasthenia Gravis
Overview Myasthenia Gravis (MG) is a chronic autoimmune neuromuscular disorder where antibodies target acetylcholine receptors (AChR) or MuSK proteins at the post-synaptic membrane, impairing neuromuscular transmission and causing muscle weakness Myasthenia Gravis (MG) is a rare autoimmune disorder marked by fluctuating muscle weakness that worsens with activity and improves with rest, commonly affecting the ocular…
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Renal Cell Carcinoma
Overview Renal cell carcinomas (originate within the renal cortex) are responsible for 85% of all primary renal neoplasms. Transitional cell carcinomas of the renal pelvis are the next most common (~8%). Renal medullary carcinoma is a rare form of RCC seen in sickle cell disease. The most common pathological type of renal cell carcinoma is clear cell…
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Psoriasis
Overview Psoriasis is a chronic, immune-mediated, inflammatory skin disease with systemic associations, characterized by sharply demarcated erythematous plaques with overlying scale, most commonly plaque psoriasis. [1-4] It affects about 1% to 3% of the global population, although prevalence varies by geography and ethnicity, and plaque psoriasis accounts for about 80% to 90% of cases. [1,2]…
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COPD
Overview The diagnosis of COPD is usually limited to individuals who have chronic airflow obstruction associated with tobacco smoke or some other noxious inhalant, and it is usually not difficult to distinguish it from other causes of chronic airflow obstruction. The most commonly associated clinical disorders associated with COPD are emphysema and chronic bronchitis. Chronic…
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Osteosarcoma
Osteosarcoma is a primary osseous malignant neoplasm composed of mesenchymal cells producing osteoid and immature bone, even if only in small amounts
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Browse all topics ↗Choose how you learn
One idea. More than one way to see it.
Use the format that helps the topic click, then switch formats when you need to reinforce it.
Videos
Hand-drawn explanations that build the big picture as the concept unfolds.
Notes
Clear written explanations for review, reference and filling in the details.
Diagrams
Visual snapshots that help you easily review topics.
Questions
Test whether the explanation stayed with you—not just whether it looked familiar.
Good places to begin
Explanations learners return to.

Epstein Barr Virus and Infectious Mononucleosis (pathophysiology, investigations and treatment)
Learn how Epstein-Barr Virus (EBV) causes infectious mononucleosis, including its transmission, pathophysiology, and typical clinical presentation. This video covers diagnostic tests, such as the Monospot and serology, along with management strategies and potential complications.

Light reflex
This video explains the light reflex, detailing the neural pathways involved in the direct and consensual pupillary responses to light. Learn how the optic and oculomotor nerves coordinate to regulate pupil constriction and diagnose neurological conditions.

Cell Membrane II – Types of Lipid Membranes
Discover the different classes of lipids that make up the cell membrane and how they contribute to its structure and function. This video also explores key evidence supporting the fluid mosaic model and provides a sense of the membrane’s scale and dynamic nature.
Our mission
Medical science is complex. Understanding it should feel possible.
Armando Hasudungan turns difficult medical science into clear visual explanations and connected learning experiences—so learners can see the whole picture, remember what matters and find a clearer way forward.
See it clearly
Turn abstract processes and invisible relationships into something the learner can picture.
Connect the pieces
Build understanding around how concepts fit together—not a pile of isolated facts.
Make it useful
Help learners move from explanation to recall, revision and the next logical step.
What clarity feels like
When the topic stops being a blur.
Learners do not come back because the subject became easy. They come back because the explanation gave them a picture they could work with.
“Armando's teaching style gives me the foundational knowledge.
“The notes I make during his videos help me retain everything better.
“The drawings are amazing and super easy to remember.
Coming soon: the AH study platform
The explanation is only the start.
The free library helps you find a clear explanation. The AH platform is being built to help you connect the resources, follow a clearer path and check what actually stuck.
- Watch in a focused, ad-free study environment.
- Move between connected videos, notes, diagrams and questions.
- Know what belongs next instead of rebuilding the study path yourself.
- Test your understanding while the topic is still fresh.
New and worth a look
Keep building the picture.
Adductor-related Groin Pain
Overview Adductor-related groin pain is a clinical entity characterised by pain localised to the hip-adductor region, with both tenderness of the adductors and recognisable pain reproduced by resisted hip adduction. It commonly affects athletes participating in sports involving kicking, sprinting, rapid acceleration, cutting or change of direction. 1 The term encompasses acute adductor injuries and…
View this topic ↗About Visualising Medicine
Good education does not remove complexity. It makes complexity feel simple.
Visualising Medicine is the team behind Armando Hasudungan. We bring together medicine, illustration, writing and technology to make difficult ideas clearer—and build better ways for learners to use them.



