TCM Differential

Spleen patterns · Clinician-review draft

Spleen Qi Deficiency tongue: what the finding can—and cannot—tell you

A pale, swollen or teeth-marked tongue can support Spleen Qi Deficiency, but it is not a standalone diagnosis. Its value rises when it coheres with poor appetite, post-meal bloating, loose stool, fatigue and a weak pulse.

Try a digestive differentiation case
Tongue body
Often pale; may be swollen or teeth-marked
Coating
Variable; interpret with Damp and Heat evidence
Typical pulse
Weak; may be slippery when Damp is prominent
Core domain
Transformation and transportation weakness

Build the pattern around the tongue

  • Poor appetite or reduced desire to eat.
  • Bloating that is worse after food.
  • Loose stool or a tendency to loose stool.
  • Fatigue, weakness or reduced post-meal energy.
  • A weak pulse and a pale complexion as independent supporting findings.

Common look-alikes

CandidateShared groundDifferentiating direction
Spleen Yang DeficiencyDigestive weakness, loose stool, pale swollen tongueAdd clear Cold: abdominal cold, cold limbs, preference for warmth and a deeper/slower pulse
Spleen Qi Deficiency with DampFatigue, bloating and weak transformationHeaviness, edema, nausea or a greasy coat/slippery pulse make Damp more relevant
Blood DeficiencyPale tongue and fatigueLook for pallor, dizziness, dry signs or menstrual Blood-deficiency evidence rather than a primarily digestive cluster
Normal variant or local tongue changeTeeth marks or shape aloneThe expected symptom and pulse cluster is absent

Observation quality matters

Record the body colour, shape, moisture and coating separately, under neutral lighting when possible. A single label such as ‘Spleen tongue’ hides the actual observation and makes later review impossible.

Medication, hydration, recent food or drink, oral health and image lighting can alter what is seen. Preserve those limitations in the note.

Move from reading to reasoning

Test the distinctions in an interactive case.

The assistant asks for evidence that can change the ranking and keeps missing observations visible.

Try a digestive differentiation case