Liver disease can cause itchiness . However itching linked to liver disease doesn’t generally involve rash or skin lesions. However, you can develop visible irritation, redness, and infection due to excessive scratching. Get
LFT Liver function test done to see. From the snap it looks mostly like allergic skin reaction. Could be due to dust on bedsheet/blanket or the wool of blanket/ bedsheet. Change them and use cottonfabric bedsheet
Next Steps
Can consult if not improving