Vincent Jacquelinet
CEO
Hana Chellaoua
Founding Marketing Intern
6 to 8 minutes
History taking: definition, method and role in the medical consultation
A medical consultation begins with a conversation.
It is often in these first few minutes that an understanding of the situation takes shape.
A key moment, yet little known outside the medical world, and one that plays a much more important role than one might imagine.
This is what is called the medical history.
What is anamnesis?
The word “anamnesis” comes from the Greek anamnêsis, which means “the act of bringing back to memory”.
In its modern sense, the CNRTL (Centre national de ressources textuelles et lexicales) recalls that anamnesis in medicine refers to the search for the pathological history of an individual based on their memories and those of their entourage, with a view to guiding diagnosis. (1)
In practice, this consists of retracing the key elements of a patient's health journey: symptoms, their progression, medical history, and environment.
This phase generally takes place at the beginning of the consultation and provides the first useful information for understanding the situation and guiding management.
Why is anamnesis essential in medicine?
Anamnesis is often considered the starting point of diagnostic reasoning.
Several medical studies have sought to measure the role of each stage of the consultation (anamnesis, clinical examination, additional tests) in establishing the diagnosis.
In a study published in 2013 in the Revue Médicale de Liège, doctors had to formulate their diagnostic hypotheses at each stage of care based on a clinical case. (2)
The results show that, in a large proportion of cases, the diagnosis can be strongly guided from the anamnesis stage.
These observations are consistent with other clinical studies, which estimate that in practice:
around 50% of diagnoses are guided by anamnesis,
compared with 30% after the clinical examination,
and 20% thanks to additional tests.
👉 This means that, within the first few minutes of the interview, the doctor is often able to significantly narrow the field of diagnostic hypotheses.
The following steps do not intervene independently:
they mainly serve to confirm, refine, or eliminate hypotheses already formed.
This is why anamnesis is the foundation of medical reasoning: it determines the relevance of the tests requested and the way their results will be interpreted.
What does a medical anamnesis contain?
Anamnesis follows a fairly classic logic that medical students find in their textbooks and that doctors follow daily.
It is regularly organized around several blocks:
Chief complaint: what brings the person to consult, in their own words.
History of the present illness: chronology, severity, triggering or aggravating factors, what relieves it.
Associated symptoms: what is added to the main complaint (shortness of breath, fever, pain, etc.).
Past medical and surgical history: chronic illnesses, hospitalizations, procedures.
Family history: genetic or “heavy” diseases in the family.
Current treatments: medications, supplements, past treatments.
Social context and lifestyle: smoking, alcohol, physical activity, stress, work, sleep.
Concrete example of medical history taking
Let’s take a simple example: a 45-year-old patient comes in saying.
“I have chest pain and I feel short of breath.”
At this stage, the information is still vague. Several causes are possible, some benign, others more serious.
The doctor will then ask questions to clarify the situation:
How long ago did the pain start?
Is it related to exertion or does it occur at rest?
Where is it located and how does it change over time?
Are there any other associated symptoms (sweating, palpitations, nausea, etc.)?
At the same time, they explore the patient’s context:
cardiovascular history,
smoking,
stress level,
family history.
👉 As the answers accumulate, the diagnostic picture becomes clearer.
For example:
pain on exertion with cardiovascular risk factors may point to a cardiac origin,
pain worsened by breathing may suggest a pulmonary cause,
stress-related pain may point to a functional origin.
👉 History taking thus makes it possible to move from an initial complaint to a clearer clinical situation, which guides the doctor’s decisions.
Tests (ECG, imaging, lab tests...) then confirm or rule out the most likely hypotheses.
How to take a good medical history?
In medicine, there are interview models: frameworks used by doctors to structure their conversations with patients and avoid missing important information.
Among the most widely used, the Calgary-Cambridge model offers a simple way to organize history taking. (3)
👉 It is based on a key idea: do not ask all the questions right away, but proceed in two steps.
This consists of:
Start by listening to the patient describe their situation in their own words, without immediately steering the conversation.
Then clarify the important information with targeted questions: symptoms, medical history, treatments, context.
On the patient side, the quality of the information shared also plays an important role.
It is particularly useful to:
clearly explain the reason for the consultation,
describe the sequence of symptoms,
mention any treatments already taken and any known medical history,
not hesitate to mention what seems “secondary” but may have clinical significance.
The limits of medical history taking today
Medical history taking today faces a major constraint: medical time is becoming increasingly scarce.
The number of patients to be cared for is increasing, situations are more complex, and consultation times remain limited. The time actually devoted to the exchange is therefore often reduced.
Yet medical history taking relies precisely on this time for listening and understanding. The less of it that is available, the more difficult it becomes to gather complete and nuanced information.
Added to this is another difficulty: patients do not always have all the information at the time of the consultation. Forgotten medical history, poorly identified treatments, imprecise symptoms... so many elements that can limit the quality of the exchange.
Finally, medical data are often scattered among different professionals and tools. The doctor must then reconstruct an overall picture from fragmented information.
👉 Result: medical history taking that is sometimes incomplete, carried out under time constraints.
How can AI improve the medical history?
Artificial intelligence can help structure, centralize, and make it easier to read the medical history and patient care.
New digital tools can notably:
Collect patient information and needs before the consultation.
Group them into a clear summary.
Make them quickly accessible to the doctor before or during the consultation.
In this context, a solution like Aldebaran is a real help with the medical history: it allows the patient to prepare their information, organize it, and helps the doctor save time on collecting data, while improving the quality of the medical dialogue.
Conclusion
Medical history taking is much more than an administrative step in the consultation.
It is the foundation of clinical reasoning, the part that makes it possible to understand a patient as a whole, quickly direct a diagnosis, and avoid unnecessary tests.
But in practice, it is often limited by time, stress, or scattered information.
Better preparing and structuring this step therefore becomes an essential lever for improving the quality of care.
It is precisely in this logic that tools like Aldebaran fit in: facilitating the collection of information, smoothing the exchange, and restoring all its power to medical history taking.
To understand concretely how to better organize your information before a medical appointment, you can consult our article How can you prepare for a medical consultation effectively?
(1) CNRTL. “Anamnesis: definition.” Centre National de Textual and Lexical Resources.
(2) Scheen, A.J. “The student’s diagnostic vignette. Medical anamnesis, a crucial initial step for diagnostic orientation.” Revue Médicale de Liège, 2013.
(3) Calgary-Cambridge Guide. “Guide to the medical interview.”
