Pathology of the Kidney
Kidney Yang Deficiency
The Kidney Yang is fundamental for the entire Yang in the body. Yang Deficiency of other organs is frequently caused by Kidney Yang Deficiency. Kidney Yang Deficiency can be the cause of the development of Cold, for example, Stomach Cold. The Kidneys only manifest in patterns of deficiency. Because the Kidney Yang produces Kidney Yin, Kidney Yang Deficiency can appear in combination with Kidney Yin Deficiency.

Cardinal symptoms Copious, clear urine, cold feet, decreased sexual desire, aversion to cold, lack of willpower, lassitude, leg edema, diarrhea in the early morning, lumbar pain better with heat, timidity.
TCM Information Symptoms, causes, treatment tips, root and branch, point-combination

Pathogenesis of selected symptoms
Aversion to cold Aversion to cold originates because the warming function of the Yang is insufficient. Cold knees and feet Cold sensation in knees or feet originates because the warming function of the Yang is insufficient. The Kidneys govern the lower extremities. Cold sensation in the lower back A cold sensation in the lower back originates because the warming function of the Yang is insufficient. The Kidneys govern the lower back. Leg weakness Weakness in the legs originates because the deficient Yang leads to weakness of the muscles. The Kidneys govern the lower extremities. Lower back pain Lower back pain originates because the deficient Yang leads to weakness of the muscles. The Kidneys govern the lower back. Cold accumulation in the back can cause pain. Weak knees Weakness in the knees originates because the deficient Yang leads to weakness of the muscles. The Kidneys govern the lower extremities. Light, pale facial complexion A light or pale facial complexion originates because the deficient Yang is not able to transport enough Qi and Blood to the face. Impotence Impotence originates because Yang is insufficient and the strength for an erection is lacking. Premature ejaculation Premature ejaculation originates because Yang is too deficient to control and hold the sperm. Seminal emission Seminal emission originates because Yang is too deficient to control and hold the sperm. Copious, clear urine Copious and clear urine originates because Kidney Yang is deficient and the urine is not sufficiently transformed and thus accumulates. Nocturia Nocturia originates because Yang is too weak to hold the urine in the body at night. Dribbling urine Dribbling urine originates when Yang is deficient and cannot control and restrain the urine. Leg edema Leg edema originate when Kidney Yang is deficient, the Body Fluids are not sufficiently transformed, and they accumulate in the lower extremities. Lassitude Lassitude originates when Kidney Yang is weak and willpower is absent. Lethargy Lethargy originates when Yang is deficient and the life gate fire is weak. Lack of libido Lack of libido originates because the Kidneys govern sexuality. Kidney Yang Deficiency lessens Yang activity. Soft stool Soft stool originates when the Body Fluids are not sufficiently transformed due to Yang Deficiency. Soft stool also manifests when the Spleen Yang is deficient.