Misdiagnosis of Hidden Causes of Psoriasis

Underlying conditions list:

The list of possible underlying conditions mentioned in various sources for Psoriasis includes:

• Genetic predisposition
• Factors that may aggravate psoriasis include stress, excessive alcohol consumption, and smoking
• Withdrawal of systemic steroids
• Drugs, including salicylates, iodine, lithium, phenylbutazone, oxyphenbutazone, trazodone, penicillin, hydroxychloroquine, calcipotriol, interferon-alpha, and recombinant interferon-beta injection
• Strong, irritating topicals, including tar, anthralin, steroids under occlusion, and zinc pyrithione in shampoo
• Infections
• Sunlight or phototherapy
• Cholestatic jaundice
• Hypocalcemia
• Idiopathic in many patients
• Specific medications including lithium, antimalarials and interleukin II are shown to be triggers of Erythrodermic psoriasis
• Calcium deficiency
• Sudden withdrawal of oral corticosteroids (prednisone)
• Withdrawal of excessive use of strong topical corticosteroids, and strong coal tar preparations
• The condition is linked to a variety of possible genetic defects
• Triggering factors which may also be exacerbating factors include:
• Strep throat
• Thrush
• HIV
• Medications e.g. lithium, iodides, high blood pressure medications
• Alcohol
• Stress
• Exposure to cold weather
• Smoking
• Sunburn and other injuries to the skin

Other underlying conditions related to Psoriasis:

• Acanthosis
• Acroosteolysis
• Alopecia
• Dactylitis
• Dry skin
• Eosinophilia
• Erythema
• Hyperkeratosis
• Koebner phenomenon
• Nail pitting
• Nappy rash
• Onycholysis
• Parakeratosis
• Pruritus
• Ridged nails
• Sacroiliitis
• Subungual hyperkeratosis
• Uric acid levels raised (plasma or serum)

Source: Diseases Database

Psoriasis as a complication:

Other conditions that might have Psoriasis as a complication might be potential underlying conditions. The list of conditions listing Psoriasis as a complication includes:

• CRMO, juvenile

Psoriasis as a symptom:

Conditions listing Psoriasis as a symptom may also be potential underlying conditions.

You may also want to research other symptoms in our Symptoms Center.

• Del (3) (pter-p25) and dup (4) (pter-p16.1)
• Mental retardation, X-linked -- seizures -- psoriasis
• Mycosis fungoides
• Mycosis fungoides, familial
• Psoriatic arthritis, juvenile form
• Singleton-Merten Syndrome
• Tranebjaerg-Svejgaard syndrome

About underlying conditions:

With a diagnosis of Psoriasis, it is important to consider whether there is an underlying condition causing Psoriasis. These are other medical conditions that may possibly cause Psoriasis. For general information on this form of misdiagnosis, see Underlying Condition Misdiagnosis or Overview of Misdiagnosis.

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