[What to do before a hypervitaminia B12 in the elderly].

Hypervitanimia B12 is an early marker of serious pathologies. These include solid neoplasms, malignant blood diseases and acute/chronic hepatopathies. Hypervitaminemia B12 in geriatrics is thereby an indicator in the diagnosis and prognosis of these conditions.

[Horton disease in the elderly patient].

Horton disease is difficult to diagnose in the elderly, due to the non-specificity of clinical signs. When evoked in the case of recent headaches, laboratory tests must be carried out to look for signs of inflammation.

Anemia and frailty in the elderly hospitalized in an acute unit: Preliminary results.

Anemia is a frequent reason for hospitalization in acute geriatric units. The elderly are particularly susceptible and can condition the prognosis in cases of poor tolerance. The main objective is to research the link between anemia and weakness according to FRIED.