Last verified: April 2026
Ashtavidha Pariksha — Eight-Fold Examination
Ashtavidha Pariksha is the classical Ayurvedic eight-fold examination — the systematic assessment framework documented in Ashtanga Hridayam and Charaka Samhita for determining a patient's Dosha state, tissue quality, and disease stage. Together these eight assessments provide a complete constitutional and clinical picture without any laboratory instrumentation — using only the practitioner's trained senses.
The eight examination methods
Nadi Pariksha — Pulse diagnosis
The most sophisticated of the eight. The radial pulse at the wrist is assessed at three finger positions: the index finger assesses Vata (at the distal position), the middle finger assesses Pitta (at the middle position), and the ring finger assesses Kapha (at the proximal position). The classical pulse qualities for each Dosha: Vata pulse is documented as moving like a snake (Sarpa) — irregular, thin, quick; Pitta pulse moves like a frog (Manduka) — jumping, forceful, moderate speed; Kapha pulse moves like a swan (Hamsa) — slow, deep, regular, strong. The skill of Nadi Pariksha takes years to develop — it is the primary assessment that qualifies as Ashtavidha only when performed by a trained practitioner.
Mutra Pariksha — Urine examination
Classical urine examination documents: colour (Vata: pale, dark, or reddish; Pitta: yellow, intensely coloured; Kapha: pale, milky, frothy), clarity, smell, and the classical Taila Bindu Pariksha (oil drop test) — a drop of sesame oil placed on fresh urine and the spread pattern read diagnostically. Ashtanga Hridayam documents: oil spreading uniformly indicates Vata; spreading with colour indicates Pitta; settling without spreading indicates Kapha. Modern urinalysis confirms that urine composition reflects systemic metabolic states — validating the classical diagnostic principle.
Mala Pariksha — Stool examination
Classical stool assessment: consistency (Vata: dry, hard, gas-containing; Pitta: loose, soft, liquid, often with undigested food; Kapha: heavy, sluggish, mucus-containing), frequency, colour, smell, and flotation (sinking in water indicates Ama burden; floating indicates adequate Agni and normal fat content). The stool is documented as the most direct indicator of Agni quality and Ama accumulation.
Jihva Pariksha — Tongue examination
The tongue surface maps the digestive system in the classical assessment: the tip of the tongue corresponds to the heart and lungs; the middle to the liver, spleen, and stomach; the base to the kidneys and large intestine. Classical tongue signs: Vata tongue — dry, rough, cracked, brownish; Pitta tongue — red, inflamed, ulcerated; Kapha tongue — thick white or yellow coating, moist, pale. The presence and location of coating (Sama — with Ama, or Nirama — without Ama) indicates the state of Agni and the presence of undigested matter.
Shabda Pariksha — Voice examination
Voice quality as a diagnostic indicator. Classical documentation: Vata voice is rough, hoarse, cracking, thin, low volume; Pitta voice is sharp, clear, strong, sometimes forceful or harsh; Kapha voice is deep, melodious, slow, resonant. Changes in voice quality from the patient's baseline reflect Dosha changes — hoarseness in a normally clear-voiced patient indicates Vata or Kapha aggravation; loss of the usual depth of a Kapha voice indicates Vata increase.
Sparsha Pariksha — Touch and skin examination
Skin and tissue quality assessed by touch: temperature (Vata skin — cold; Pitta skin — warm; Kapha skin — cool and moist); texture (Vata — dry, rough; Pitta — soft, warm; Kapha — smooth, oily); and tactile sensitivity (Vata constitution is hypersensitive to touch; Pitta has normal sensitivity with heat sensitivity; Kapha has reduced tactile sensitivity). Oedema, hardness, and muscle tone are also assessed through touch.
Drik Pariksha — Eye examination
Eye assessment in Ashtavidha: the sclera (whites of the eyes) documents — yellowness indicates Pitta or liver involvement; pallor indicates Rakta Kshaya (blood deficiency); redness indicates Pitta-Rakta aggravation; bluish tinge indicates severe Vata. The cornea, conjunctiva, eye movement speed, dryness (Vata), and light sensitivity (Pitta) are all documented. The eyes are specifically documented in classical texts as providing access to the state of Rakta Dhatu and Pitta Dosha.
Akriti Pariksha — Build and physique
The overall constitutional build, posture, and physical proportion. This assessment confirms the Prakriti determination and provides information about current Dosha state. Sudden weight loss indicates Vata increase or disease progression; weight gain with heaviness indicates Kapha; muscle wasting with heat indicates Pitta. The examination of specific anatomical landmarks (Marma points) and the overall physical vitality are documented as part of Akriti.