The patient is likely to have ### Hair Disease: Telogen effluvium ### Disease Description: Telogen effluvium is a scalp disorder characterized by the thinning or shedding of hair resulting from the early entry of hair in the telogen phase (the resting phase of the hair follicle). Emotional or physiological stress may result in an alteration of the normal hair cycle and cause the disorder. ### Severity of Disease: Moderate The patient should use ### Medication: Coal tar shampoo ### Medication Description: A type of shampoo used to treat scalp conditions that can cause hair loss, such as psoriasis and seborrheic dermatitis. ### Duration: 6 months ### Side Effects: Skin irritation, Rash, Sensitivity to sunlight