(a) Liver

Hepatitis causes scarring of the liver (cirrhosis). As the disease progresses, symptoms such as skin problems, blood disorders, and fever may appear. In the long term, hepatitis C can lead to severe liver damage and is fatal.

(b) Brain

A seizure, also known as a fit, is caused by a disturbance in the electrical activity of the brain, which can be due to conditions such as epilepsy.

(c) Lungs

Pneumonia is an infection in one or both lung. It can be caused by fungi, bacteria, or viruses. Pneumonia causes inflammation in your lung's air sacs, or alveoli. The alveoli fill with fluid or pus, making it difficult to breathe. It is also fatal.

(d) Skin

The fungi that attack the skin or its appendages (nail, feathers and hair). Some examples of these infection include ringworms, jock-itch and athlete's foot. These fungi are known as dermatophytes.