Scalp inflammation, allergic reactions, and bacterial and fungal infections can cause scalp itchiness and subsequent hair loss (1). scratching on the scalp can cause itching, potentially causing hair follicle damage and hair loss (2). the good news is this hair loss is temporary, and you can observe the hair regrowth after a while. Cut and blow-dry or highlights. get exclusive deals with groupon®. limited time offer. One of the most common causes of hair loss and itching is eczema—specifically a type of eczema called seborrheic dermatitis, also known simply as “dandruff. ” when talking about the scalp, all three of these words can be used interchangeably. when an infant gets this condition, we call it “cradle cap. ”. Itchy Scalp With Hair Loss Are The Two Connected Chemotherapy or other cancer treatments can cause people to lose some or all of their hair. what patients and caregivers need to know about cancer, coronavirus, and covid-19. whether you or someone you love has cancer, kn...