Panniculitis

Alpha-1 antitrypsin deficiency panniculitisPancreatic panniculitisSclerosing lipogranulomaalpha1-antitrypsin deficiencyCold panniculitisCytophagic histiocytic panniculitisFactitial panniculitisGouty panniculitisinflammation of the fat cells under the skinPainful subcutaneous fat necrosis
Panniculitis is a group of diseases whose hallmark is inflammation of subcutaneous adipose tissue (the fatty layer under the skin – panniculus adiposus).wikipedia
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Crohn's disease

Crohn’s diseaseCrohn diseaseCrohn
Erythema nodosum is associated with infections, including Hepatitis C, EBV and tuberculosis, Crohn's disease and sarcoidosis, pregnancy, medications including sulfonamides, and some cancers, including Non-Hodgkin lymphoma and pancreatic cancer.
Erythema nodosum is due to inflammation of the underlying subcutaneous tissue, and is characterized by septal panniculitis.

Panniculus adiposus

Subcutaneous fat
Panniculitis is a group of diseases whose hallmark is inflammation of subcutaneous adipose tissue (the fatty layer under the skin – panniculus adiposus).
A group of disorders of inflammation of this layer is called panniculitis.

Erythema induratum

Bazin disease
Erythema induratum, or "Bazin disease", is a panniculitis on the back of the calves.
Erythema induratum is a panniculitis on the calves.

Lipodermatosclerosis

Lipodermatosclerosis is a form of panniculitis associated with chronic venous insufficiency that presents with brown indurations on the front of the shins.
It is a form of lower extremity panniculitis, an inflammation of the layer of fat under the epidermis.

Alpha-1 antitrypsin deficiency

alpha 1-antitrypsin deficiencyalpha-1-antitrypsin deficiencyAlpha 1 antitrypsin deficiency
Alpha-1 antitrypsin deficiency panniculitis is a panniculitis associated with a deficiency of the α 1 -antitrypsin enzyme.
Complications may include COPD, cirrhosis, neonatal jaundice, or panniculitis.

List of skin conditions

List of cutaneous conditionsList of skin diseasesskin conditions

Sarcoidosis

pulmonary sarcoidosissarcoidBoeck's sarcoid
Erythema nodosum is associated with infections, including Hepatitis C, EBV and tuberculosis, Crohn's disease and sarcoidosis, pregnancy, medications including sulfonamides, and some cancers, including Non-Hodgkin lymphoma and pancreatic cancer.
Soft-tissue swelling of the ankles can be prominent, and biopsy of this soft tissue reveals no granulomas, but does show panniculitis similar to erythema nodosum.

Subcutaneous fat necrosis of the newborn

Subcutaneous fat necrosis of the newborn is a rare form of lobular panniculitis occurring in newborns that is usually self-remitting and non-recurring.

Inflammation

inflammatoryinflammatory responseinflamed
Panniculitis is a group of diseases whose hallmark is inflammation of subcutaneous adipose tissue (the fatty layer under the skin – panniculus adiposus).

Subcutaneous tissue

subcutaneoussubcutaneous fathypodermis
Panniculitis is a group of diseases whose hallmark is inflammation of subcutaneous adipose tissue (the fatty layer under the skin – panniculus adiposus).

Skin condition

Skin lesionskin diseasepustule
Symptoms include tender skin nodules, and systemic signs such as weight loss and fatigue.

Weight loss

weight-losslose weightlosing weight
Symptoms include tender skin nodules, and systemic signs such as weight loss and fatigue.

Fatigue

exhaustionOverexertiontiredness
Symptoms include tender skin nodules, and systemic signs such as weight loss and fatigue.

Injury

Connective tissue

fibrous tissuefibrous connective tissueconnective

Lupus erythematosus

lupussystemic lupus erythematosusCutaneous lupus erythematosus

Histiocytosis

histiocytosesHistiocytosis Association of Americalymphohistiocytosis

Pancreatitis

inflammation of the pancreasgallstone pancreatitispancreatic inflammation

Lipoatrophy

loss of fat tissues
Lipoatrophy or lipodystrophy (the loss of subcutaneous adipose tissue) can occur in any of these conditions.