Contraindications to dental implant

Prior to the implant treatment procedure, a detailed medical history needs to be taken, which could potentially reveal contraindications related to general health problems.

Absolute contraindications:

• acute mental disorders,
• active cancer,
• radiotherapy,
• chemotherapy,
• haematological diseases,
• systemic diseases,
• osteoporosis,
• alcoholism,
• unstable diabetes (‘brittle’ or ‘labile’ diabetes),
• complete lack of personal hygiene, with no hope for improvement.

Relative contraindications:

• a patient’s age – patients under 16 years old cannot be treated due to underdeveloped bone system,
• jawbone atrophy – a prior bone reconstruction procedure is required,
• cardiovascular diseases,
• rheumatic diseases,
• kidney diseases,
• liver diseases,
• endocrine diseases,
• pregnancy,
• unstable diabetes,
• poor mouth hygiene,
• gum and periodontal diseases – periodontal treatment is required,
• malocclusion – orthodontic treatment is required,
• smoking – reducing the amount of smoking or quitting is required.