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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Browse by subject or jump straight into the explanation you need. No account required.

Developmental Hip Dysplasia
Overview Developmental Dyplasia of the hip (DDH) is previously known as congenital dislocation of the hip (however name changed as some of the hip problems develop after birth). Spectrum of condition related to development of the hip in infants and young children. Includes abnormal development of the acetabulum and proximal femur + mechanical instability of the hip joint. Usually involves…
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Gout
Overview Gout is a common inflammatory arthritis that is increasing in prevalence. Gout (monosodium urate crystal deposition disease) is characterized biochemically by extracellular fluid urate saturation. Tends to occur earlier in life in men than women, and is rare in childhood. Prevalence is increasing. It is associated with many serious comorbidities such as hypertension, chronic kidney disease,…
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Mitral Stenosis
Overview Mitral stenosis causes an obstruction to blood flow from the left atrium to left ventricle usually as a result of rheumatic heart disease. The stenosis results in increased pressure in the left atrium, pulmonary vasculature and right side of heart. Mitral valve disease is a frequent cause of heart failure and death. Mitral valve area:…
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Cervical Stinger/Burner Injuries
Overview A cervical stinger or burner is a transient peripheral nerve injury caused by traction, compression or direct trauma to a cervical nerve root or the upper brachial plexus. It typically occurs during collision or contact sport and produces sudden unilateral burning, stinging or electric-shock pain radiating from the neck or shoulder into the arm.…
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Cervical Cancer
Overview Cervical cancer is an HPV-related malignancy of the uterine cervical mucosa. Most cervical tumours contain HPV DNA (99.7%) . There are many variants of HPV, HPV-16 and 18 are the 2 most common high-risk types. Cervical cancer is proceeded by an idenifiable precursor lesion (cervical intraepithelial neoplasia (CIN1)) that may progress to invasive cancer. CIN can…
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Delivery (Labour) and Delivery Complications
Normal Labour Labour: Cervical change accompanied by regular uterine contractions Abnormal Labour (Dystocia or arrest): Any deviation from the definition of normal labour "Show": As a result of the dilatation of the cervix, the operculum, which formed the cervical plug during pregnancy is lost. The women may see a blood stained mucoid discharge hours before,…
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Cardiac Tamponade
Overview Cardiac tamponade is a life-threatening cardiovascular emergency caused by the accumulation of fluid, blood, pus, or gas within the pericardial sac. This accumulation causes a critical elevation in intrapericardial pressure that exceeds normal cardiac diastolic filling pressures, resulting in compression of the heart chambers, severely impaired diastolic filling, reduced stroke volume, and cardiac output…
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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.

Immunology Map IV – Innate Immune response II
Delve deeper into the innate immune response by examining the roles of inflammatory mediators, the complement system, and natural killer (NK) cells. This video highlights how these components work together to recognize and eliminate pathogens quickly and effectively.

Sex Differentiation
Learn about sex differentiation, the biological process by which embryos develop into male or female phenotypes. This video covers the genetic, hormonal, and anatomical factors that guide sexual development during gestation.

Dupuytren's Contracture
Learn about Dupuytren's contracture, a condition characterized by thickening and shortening of the palmar fascia leading to finger flexion deformities. This video explains its causes, risk factors, progression, and available treatment options including surgical and non-surgical approaches.
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.
Femoroacetabular Impingement Syndrome
Overview Femoroacetabular impingement syndrome (FAIS) is a motion-related clinical disorder of the hip in which symptoms and clinical signs occur in association with characteristic femoral and/or acetabular morphology. The accepted diagnostic concept is a triad of symptoms, clinical signs and imaging findings ; bone morphology alone does not establish the syndrome. Patients commonly present with…
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.



