Hepatic mass

Hepatic mass is a focal enlargement of the liver that indicates a space occupying lesion. This results in a change of the contour of the normal liver margin and often a mass effect.

#### Terminology

Terminology text. Clarification of changes in terminology or confusing terminology.

#### Epidemiology

Epidemiology text. Optional subheadings:

##### Risk factors

##### Associations

#### Clinical presentation

Clinical presentation text. Relevant symptoms and signs, 1-4 sentences.

#### Pathology

Pathology text. Brief introduction including cell of origin. Optional subheadings:

##### Location

Use this section if there is variable distribution in the body (eg. liver, pancreas) but not if the location is fixed (eg. pituitary adenoma)

##### Classification

Link to classification article if available (eg. grades of disease), or create separate article

##### Macroscopic appearance

Gross pathology description

##### Microscopic appearance

Histologic description

##### Immunophenotype

Relevant immunohistochemical or immunocytological markers

##### Markers

Relevant serologic markers

##### Genetics

Specific features relating to genetics. May also be referenced in epidemiology.

#### Radiographic features

Radiographic features text. Describe general features that apply across modalities. Optional subheadings:

##### Radiography

##### Fluoroscopy

##### Ultrasound

##### CT

##### MRI

Signal characteristics for:

###### T1

###### T1+C

###### T2

###### T2*

###### DWI/ADC

##### Nuclear medicine

Isotope format: F-18 FDG (no superscripts)

###### Planar scintigraphy

###### PET

###### PET-CT

#### Radiology report

Radiology report introduction text. Bulleted list of items to include in report.

##### Morphology

- example descriptor

##### Relationship to/involvement of

- example anatomic structure

##### Extension

- example landmark

#### Treatment and prognosis

Treatment and prognosis text. Standard treatments, normal and abnormal post-treatment imaging features, features that relate to prognosis.

##### Complications

Complications that may occur from this disorder (eg. aspiration pneumonia due to megaesophagus).

#### History and etymology

History and etymology text. Information about why a disease is named what it is named.

#### Differential diagnosis

Differential diagnosis text. Default is radiological differential diagnosis list, elaborate for general imaging or specific modality when needed.

- Bulleted list in order of likelihood. Sentence explaining how this differs from main diagnosis.

#### Practical points

- Bulleted list of additional essential information.

#### See also

- Bulleted list of related articles