Symptom List

General
Adults: lassitude, severe weakness & wasting, depression, fatigue, irritability, general malnutrition with or without weight loss

Children: irritability, fretfulness, emotional withdrawal or excessive dependence, nausea, anorexia, malnutrition with protruberant abdomen, muscle wasting of buttocks, thighs and proximal arms; with or without vomiting and diarrhea

Skin
Aphthous stomatitis (Mouth ulcers - recurrent)
Angular cheilitis (cracked sores in corners of the mouth)
Atopic dermatitis (persistent or recurrent)
Dermatitis herpetiformis
Alopecia areata (especially alopecia universalis)
Melanosis (chloasma bronzium)
Erythema nodosum

Skeletal
Osteoporosis/osteopenia
Dental enamel defects
Short stature
Arthritis or arthralgia
Bone & Joint pain

Hematologic
Anemia
B
12 deficiency
Vitamin K deficency (causes bleeding & bruising)
Leukopenia, coagulopathy and thrombocytosis.
Hypoglycemia (low blood sugar)

Gastrointestinal
Diarrhea (small intestinal type), early diarrhea occurs with infrequent, large, watery, foul stools; later diarrhea occurs more frequently
Constipation, with occasional obstipation and pseudo-obstruction
Lactose intolerance
Anorexia, nausea, vomiting, abdominal pain and bloating
Pancreatitis, hepatitis, lymphoma

Reproductive
Delayed puberty
Infertility (men and women)
Miscarriages
Amenorrhea [no menstrual cycle]
Delayed Menstruation
Impotence

Neurological
Seizures, with or without occipital calcification
Unexplained neuropathic illnesses, including ataxia and peripheral neuropathies
Dementia
Chronic Fatigue Syndrome (extreme tiredness, myalgias, cognitive dysfunction)
Anxiety
Depression
Dementia

Cancers
Increase risk of:
Small bowel lymphoma/enteropathy associated T-cell lymphoma.
Small bowel adenocarcinoma
Large bowel carcinoma
Hodgkins lymphoma
Oropharyngeal cancer
Primary liver cancers.

Other associated conditions
Down syndrome
IgA nephropathy
Fibrosing alveolitis of the lung
Hyposplenism, with atrophy of the spleen



Sources:
Detecting Celiac Disease in Your Patients by Harold T. Pruessner, M.D.,,
Beth Israel Deaconess Medical Center - Celiac Disease Center
National Library of Medicine and National Inst. of Health - Celiac Disease