Polypharmacy, very common in the elderly, and the possibility of drug-drug interactions must be considered as a cause of agitation. Medications such as benzodiazepines, beta-blockers, selective serotonin reuptake inhibitors (SSRIs), neuroleptics and diphenhydramine can cause problems.
Sun Damage. Overexposure is one of the main factors in scalp wrinkles (and wrinkles elsewhere, too). UV radiation speeds the breakdown of elastin and collagen, two things that keep skin tight and firm. As these degenerate, skin begins to sag and wrinkle.
Other possibilities are seborrheic dermatitis, eczema or psoriasis(less likely). The dryness of scalp can be due to dandruff or seborrheic dermatitis. It is very difficult to precisely confirm a diagnosis without examination and investigations and the answer is based on the medical information provided.he main causes of contact dermatitis could be a new shampoo, soap, hair dye or hair product, mainly if the product has alcohol in it. It could also be due to seborrheic dermatitis or dandruff. Tinea capitis is another differential which could be diagnosed with the skin scrapings evaluated under the microscope.