Dermlite DL5 Plus sitting beside dermoscopy study notes

Dermoscopy Self-Guided Study Plan

One of the first questions we often hear from our 'new-to-dermoscopy' customers is, "Which course should I take?"


It's a reasonable question. Do a quick Google search for "dermoscopy training" and you'll find any number live conferences, workshops, recorded courses, certificate programs, and masterclasses. As wonderful as these programs are, they're far from free. In fact, the cost of many dermoscopy training courses have created the misconception that it's impossible to learn this subject without incurring significant financial expense.


The reality may actually come as a surprise: nearly everything you need to know about dermoscopy is already available online, often for free. 


The value of a well-designed course, therefore, lies not in providing exclusive information, but in selecting, organizing, and presenting that information in a way that makes it easier to understand and apply. In other words, much of what you are paying for is curation, organization, and efficiency.


Make no mistake — those are real advantages. So for busy professionals whose goal is to learn dermoscopy in the most structured and efficient manner possible, we still recommend established courses like those offered by the American Dermoscopy Meeting, Dermoscopy Excellence, and Mayo Clinic's Practical Course in Dermoscopy. In addition to their structure and organization, these programs often provide CME, live questions and answers, formal assessment, networking, and feedback from experienced faculty.


But what if CME and networking aren't a priority? The truth is that if you're self-disciplined and willing to do a little bit of legwork, you just might be surprised at the wealth of knowledge available online right now — for free.


And that's the purpose of the information we're presenting here. We've taken the time to compare the structure and content of some of the best dermoscopy courses out there and have noticed a pattern in not only the topics they present, but also the manner in which they're presented. So in this article, we've organized those topics into a practical learning framework.

Learning dermoscopy can feel like learning a completely new language. To help you master the fundamentals and improve your diagnostic confidence, we’ve distilled complex dermatopathology guidelines into a highly visual, easy-to-read Dermoscopy Study Guide.


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Why We're Linking to Searches (And Not Individual Videos)

In our effort to "point learners in the right direction," you will notice that we're not recommending specific YouTube videos. That's intentional. The reason is because in an ever-evolving subject like dermoscopy, individual videos are regularly removed, replaced, and updated. In addition, many are sponsored. Not only will direct links soon become outdated, but a recommendation (in the form of a link) could also be interpreted as an endorsement.

Instead, the links we provide below will open YouTube searches for each respective subject. This approach will allow you to see what's currently available and you can choose the presenters, formats, and levels of detail that match your preferences. When practical, compare more than one educator, look for up-to-date material, and consider instruction that identifies the presenter's credentials and qualifications.


So let's start discussing the content and its layout...

Module 1: Foundations, Optics, and Technical Principles

Dermoscopy becomes easier once you fundamentally understand what the instrument is showing you and why. New learners sometimes rush directly into memorizing melanoma clues, but a well-rounded study of the subject should begin with the device, the light, the colors, and the relationship between dermoscopic structures and histopathology.


Instrumentation and Mechanics. Take the time to learn how handheld dermatoscopes evolved, the significance of polarized and non-polarized lighting, when contact fluid is used, and how handheld examination relates to clinical photography and total body imaging.

The Physics of Color and Histopathology. Black, brown, gray, blue, red, yellow, and white are not simply colors to memorize. They reflect chromophores, keratin, blood, fibrosis, and the depth or arrangement of structures within the skin. A learner who understands why a structure looks the way it does will generally retain more than one who memorizes a list of isolated clues.

Core Clinical Rules. Good dermoscopy practice requires clinicians to take a more holistic approach which goes beyond the study of individual structures. These other considerations include the patient's age, phenotype, lesion history, anatomic site, and overall nevus pattern; taking a rapid first look at the lesion before getting lost in details; and treating nodular lesions with appropriate caution. Examples include the "10-second rule." The name matters less than the core principle — learning not to let one familiar feature end the examination too early.

Module 2: Benign Non-Melanocytic Lesions

In order to recognize the abnormal, one must first recognize what's normal. Otherwise, every milia-like cyst, lacuna, fissure, or central white patch begins to look alarming.


Keratoses and Lentigines. Learn the variations of seborrheic keratosis and solar lentigo, including milia-like cysts, comedo-like openings, fissures, ridges, fingerprint-like areas, sharply demarcated borders, and moth-eaten edges. Just as important, learn where these lesions become difficult and how they can mimic melanoma or pigmented basal cell carcinoma.

Vascular and Fibrous Neoplasms. Staples of this category include lacunae and other vascular clues in cherry angiomas, angiokeratomas, and pyogenic granulomas, along with the classic and less-classic appearances of dermatofibroma.

Adnexal Tumors and Benign Mimickers. Trichoblastoma, pilomatricoma, sebaceous hyperplasia, poroma, and other adnexal tumors may be less common, but they are worth recognizing because some can resemble basal cell carcinoma, squamous cell carcinoma, or amelanotic melanoma.

Collision Tumors. Two lesions can overlap or sit immediately beside one another. The clinician should be able to recognize when a lesion may contain more than one diagnostic story rather than forcing every structure into a single diagnosis.

Module 3: Melanocytic Nevi and Pediatric Populations

Before trying to identify every atypical mole, learners should understand the normal architectural language of nevi. That includes not only what common nevi look like, but also how age, body site, and natural evolution influence their appearance.


Architectural Patterns of Nevi. Learn reticular, globular, homogeneous, and mixed patterns, and review the typical appearances of junctional, compound, dermal, congenital, and blue nevi. The goal is not simply to name a nevus subtype. It is to recognize orderly architecture and understand when a pattern fits the patient and the site.

The Spitzoid Spectrum. Spitz and Reed nevi deserve separate attention because their starburst, globular, vascular, and depigmented patterns can overlap with melanoma. A good course should address both classic appearances and the limits of dermoscopy in management decisions.

Pediatric-Specific Management. Nevi in children evolve, and change does not carry exactly the same meaning that it does in an older adult. Learners should study normal pediatric nevus development, flat spitzoid lesions, nodular lesions, and the ways in which age affects management. Because management recommendations can differ among experts, this is an area in which current, clinically grounded teaching is especially important.

Module 4: Non-Melanocytic Malignancies and Precursors

Not all skin cancers arise from melanocytes. Statistically speaking, keratinocytes are the source of most of the cancers (and their precursors) we'll see on a daily basis.


Basal Cell Carcinoma. Learn the features of superficial, nodular, pigmented, infiltrative, and morpheaform variants. Common teaching points include arborizing vessels, short fine telangiectasias, blue-gray ovoid nests, leaf-like areas, spoke-wheel structures, ulceration, shiny white structures, and scar-like white areas.

The Actinic Keratosis-to-Squamous Cell Carcinoma Spectrum. A comprehensive course generally moves from actinic keratosis through Bowen disease or squamous cell carcinoma in situ and then to invasive squamous cell carcinoma. Strawberry patterns, rosettes, glomerular vessels, dotted vessels, keratin, hairpin vessels, and white circles are among the recurring structures to understand.

Module 5: Melanoma

While this is the subject most learners expect to study first, it will actually make more sense after the earlier modules have established a foundation for understanding what "normal" looks like.


Melanoma-Specific Structures. Learn the classic local clues: an atypical pigment network, irregular dots and globules, asymmetric blotches, regression structures, blue-white veil, irregular streaks or pseudopods, shiny white structures, and atypical vascular patterns. More important than memorizing the names is learning how these features are distributed and whether they disrupt the lesion's overall organization.

Global Symmetry vs. Asymmetry. Many early melanomas do not present with one dramatic, unmistakable clue. They may instead be identified by asymmetry of color and structure, an unexpected focal feature, or a pattern that does not fit the patient's other lesions. Different instructors may teach pattern analysis, checklists, chaos and clues, or another algorithm. The terminology varies, but the central skill is learning to recognize disorder without allowing a checklist to replace judgment.

Module 6: Special Diagnostic Locations

The face, palms, soles, nails, scalp, and mucosa don't follow exactly the same rules as everywhere else. Failing to study these unique sites would create a dangerous diagnostic blind spot — allowing melanomas to go undetected while prompting biopsies that could have been avoided.


Facial Skin and Lentigo Maligna. Facial pseudonetwork, follicular openings, gray dots, annular-granular patterns, rhomboidal structures, asymmetric follicular pigmentation, and benign mimickers such as pigmented actinic keratosis and solar lentigo are commonly reviewed. Many educators also teach an inverse approach, asking whether the expected benign clues are absent rather than waiting for one perfect malignant clue to appear.

Acral Volar Skin. Learners should become comfortable with the parallel furrow, lattice-like, and fibrillar patterns seen in benign acral lesions, as well as the significance and limitations of the parallel ridge pattern. Some courses also teach the BRAAFF checklist as a structured aid.

The Nail Apparatus. Nail dermoscopy includes longitudinal melanonychia, regular versus irregular lines, band width and color, periungual pigmentation, the micro-Hutchinson sign, hemorrhage, and non-pigmented nail tumors such as onychopapilloma, glomus tumor, and nail-unit squamous cell carcinoma. This is another area in which clinical context and current management guidance matter as much as pattern recognition.

Scalp and Genital Mucosa. The anatomy of hair-bearing and mucosal sites changes what can be seen. Training commonly includes scalp nevus patterns, follicular clues, parallel lines, multicomponent patterns, structureless colors, and the limitations of applying ordinary skin rules to mucosal lesions.

Module 7: Unique Situations

Once comfortable with pigmented lesions, the next challenge is learning what to do when pigment is absent, the pattern is incomplete, or the tumor is uncommon.


Pink tumors and amelanotic melanoma. Non-pigmented lesions force the learner to rely more on non-melanocytic clues — vessel type and distribution, scale, ulceration, keratin, white structures, and the lesion's clinical behavior. Polymorphous, dotted, linear irregular, and hairpin vessels may all become important, but vascular clues should be interpreted in the context of the entire lesion rather than a standalone feature.

Rare cutaneous malignancies. Merkel cell carcinoma, cutaneous lymphoma, sebaceous carcinoma, and other uncommon tumors usually belong near the advanced end of a learning plan. 

Module 8: Surveillance, Trichoscopy, & Infections

Dermoscopy isn't just about "lesion analysis." Instead, it can be an important tool for monitoring changes over time as well as applying pattern recognition to hair, inflammatory disease, infection, and infestation.


Digital Monitoring. Learn the distinction between short- and long-term monitoring. Understand which patients benefit from total body photography or sequential dermoscopic imaging, how meaningful change is defined, and which clinical or dermoscopic features should prompt intervention rather than simple observation. Protocols vary, so management claims should be checked against current guidance and local practice standards.

Trichoscopy. Training usually begins with follicular openings, yellow dots, black dots, white dots, red dots, scale, broken hairs, exclamation-mark hairs, and shaft abnormalities. These clues can then be applied to disorders such as alopecia areata, lichen planopilaris, discoid lupus erythematosus, androgenetic alopecia, and tinea capitis.

Infections and Infestations. Dermoscopy may help reveal findings such as the scabies jet-with-contrail sign, comma and corkscrew hairs in tinea capitis, lice and nits, tungiasis structures, and the central features of molluscum contagiosum. These applications are often memorable and provide a useful reminder that dermoscopy reaches well beyond pigmented tumors.

Planning it Out

Not every subject deserves equal attention on day one. The easiest way to become overwhelmed is to begin with rare tumors, obscure acronyms, and long lists of isolated structures.


A more practical sequence is:


1. Build the visual language. Start with optics, colors, structures, and histopathologic correlation.

2. Learn normal and common benign patterns. Study seborrheic keratoses, lentigines, vascular lesions, dermatofibromas, and ordinary nevi.

3. Add the common malignancies. Work through basal cell carcinoma, the squamous cell carcinoma spectrum, and melanoma.

4. Move to special sites and difficult presentations. Face, acral skin, nails, mucosa, pink tumors, and nodular lesions belong here.

5. Finish with monitoring and broader applications. Add sequential imaging, trichoscopy, inflammatory disease, infections, and rare tumors after the core material is reasonably comfortable.


Work in the order that makes the most sense to you. A pediatrician may prioritize childhood nevi and spitzoid lesions. A podiatrist would probably want to change the order so as to review acral and nail dermoscopy sooner than how we see it here. The main point being that we encourage you to think of this list as a framework rather than a fixed curriculum. Let your interests guide the sequence, and let the needs of your practice guide the emphasis and time you devote to each topic.