Red flags and clinical decision-making

March 9, 2026

A round-up on cancer red flags, D-dimer use, pregnancy, liver failure and eating disorders for revision and sharper clinical decision-making.

PEARL OF THE DAY

A test only rules out disease in the right risk group; if the history carries red flags or deterioration, escalate rather than seek reassurance from a single result.

Summary

These medical podcasts are strongest when they teach clinicians to respect pattern, probability and trajectory. For anyone learning medicine from podcasts, the shared lesson is not to overvalue one reassuring feature. A normal weight does not exclude bulimia, a low D-dimer only helps in the right risk group, moderate transaminitis can still represent acute fatty liver of pregnancy, and younger age does not cancel cancer red flags.

That makes this set useful for both medical students and practising clinicians. Students can use it for clinical learning and revision of core mechanisms and diagnostic thresholds, while clinicians can sharpen decision-making around escalation, safeguarding and early referral. Across oncology, emergency medicine, obstetrics and psychiatry, the bedside habit is the same: define pre-test risk, look for the clue that changes management, and escalate when the clinical pattern is more dangerous than the first result suggests.

Today's podcasts

What is Cancer? - Episode 83 (with Christy Kestner, PhD)

Cancer becomes safer to assess when language and red flags are precise. The key bedside rule is to separate screening from symptom-driven testing, and not to reassure unexplained weight loss, bleeding or a new lump simply because the patient is young.

Podcast 996: D-Dimer

D-dimer is a rule-out test, not a shortcut to certainty. Use it only when pre-test probability is low, apply the higher YEARS threshold in very low-risk pulmonary embolism, and do not let a blood test delay imaging when dissection or embolism is likely.

Jeffery Epstein on the Couch: Part 1

Persistent aggressive conduct problems with callous-unemotional traits predict later antisocial personality disorder more reliably than isolated animal cruelty. Clinically, adolescent sexual histories must document age gaps and authority roles, because apparent consent does not remove exploitation when power is unequal.

De-Liver: It's Crucial

In the third trimester, malaise, abdominal pain and vomiting become high-risk when paired with jaundice, polyuria, confusion or coagulopathy. The practical lesson is not to wait for full Swansea criteria before escalating, because moderate transaminitis can still mask evolving acute liver failure.

Eating Disorders (2nd edition)

Eating disorders are missed when clinicians focus on weight alone. Parotid enlargement, dental erosion and Russell sign can indicate bulimia at normal weight, while more than five days of minimal intake should trigger refeeding-risk assessment before nutrition is restarted.

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