Causes of Rash
There are many causes of rash. So many that it’s hard to list them all!
Simple Causes: There are many simple causes of a rash.
Contagious Infection Causes: There are many different infections that can lead to a rash.
Pustular Rash: Some of the causes of a Pustular Rash include:
- Erythema toxicum neonatorum
- Infantile acropustulosis
- Acrodermatitis enteropathica
- Nummular dermatitis (annual dermatitis)
- Scabies (Pubic lice)
- Shingles (Herpes Zoster)
- Psoriasis (pustular psoriasis)
- Drug reaction
- Lupus (SLE)
- Discoid Lupus Erythematosus
- Seborrheic dermatitis
- Polymorphous light eruption
- Erythema Infectiosum
- Parvovirus (slap-cheek syndrome; fifth disease)
- Drug reaction.
- Photosensitizing drugs
Hemorrhagic Rash: Some of the infectious causes of a Hemorrhagic Rash:
- Meningococcal Disease
- Dengue Fever (Dengue Hemorrhagic Fever)
- Ross River Virus
- Rocky Mountain Spotted Fever
- Physical injury
- Actinic purpura
- Birth trauma (petechiae on a newborn)
- Pigmentation change (skin pigmentation disorders)
- Physical abuse (child abuse)
- Allergic Purpura
- Bruises (hematoma)
- Bruising Disorders (tendency to bruise)
- Bleeding Disorders (Hemophilia)
- Autoimmune Hemolytic Anemia
- Gaucher’s Disease
- Wiskott-Aldrich syndrome
- Von Willebrand’s Disease. A bleeding disorder.
- Purpura Fulminans
- Leukemia. Leukemia often causes a tendency to bruise, like a bleeding disorder.
- Myeloproliferative disorders. Leukemia is not the only one.
- Lymphoma. Both Hodgkin’s lymphoma and non-Hodgkin’s lymphoma.
- Autoerythrocyte sensitivity
- Cholesterol Emboli
- Fat Emboli
- Disseminated intravascular coagulation
- Ehlers-Danlos Syndrome (EDS)
- Idiopathic Thrombocytopenic Purpura (ITP)
- Thrombotic thrombocytopenic purpura
- Scurvy (Vitamin C Deficiency)
- Infantile Scurvy
- Vitamin K deficiency
- Vitamin B deficiency (Folic acid deficiency)
- Allergic vasculitis
- Henoch-Schonlein purpura
- Anticoagulant drugs (heparin; warfarin)
- Stretch marks
- Cushing’s Syndrome
- Hypercorticolism (High Corticosteroids)
- Steroid Medications (Glucocorticoids)
- Adrenal Adenoma
- Adrenal Hyperplasia
- Adrenal Cancer
- Pituitary Tumor
Causes of Redness: A red skin rash, without any obvious skin changes to its texture, could be caused by:
Read more about: skin redness.
Infections. A localized infection can cause a skin rash or a rash-like appearance. Less commonly, a systemic infection can cause rash, and is often very serious in this case.
- Fungal infection
- Infected hair follicles (boils; furuncles)
- Blood infection
- Wound infection
Chronic Rash Conditions: various chronic skin diseases can result in regular rashes, or reoccurring rashes:
Serious Disease Causes: What if it’s not just a skin condition, but a symptom of something more serious. Some of the major chronic diseases where a rash is one of the early symptoms include:
- Diabetes. Lowered immunity from undiagnosed diabetes can lead to various rashes or fungal infections. A classic hallmark symptom of undiagnosed diabetes is recurring or persistent fungal rashes on the lower legs, feet, or ankles. But this certainly not the only type of rash that may indicate diabetes.
- Type 2 Diabetes
Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.