Final answer:
The phenomenon of becoming unduly focused on a single aspect of a patient's condition and ignoring others is known as the availability heuristic. It's a cognitive shortcut that can lead to ignoring other relevant information in favor of what is immediately available to mind. Confirmation bias, hindsight bias, and representativeness are related cognitive biases.
Step-by-step explanation:
The phenomenon you're describing occurs when an individual becomes focused on one aspect of the patient's condition and excludes all others is known as the availability heuristic. This is a mental shortcut that relies on immediate examples that come to a person's mind when evaluating a specific topic, concept, method, or decision. The availability heuristic can make people overly reliant on information that is readily available to them rather than considering all relevant information.
Another related concept is confirmation bias, which is the tendency to focus on information that confirms existing beliefs, ignoring conflicting data. Hindsight bias is also related, which is the belief that an event just experienced was predictable, even when it wasn’t. Finally, representativeness, or unintentional stereotyping, is when one assumes that someone or something fits a certain stereotype without considering other factors.