Scalp Mass: Causes & Reasons

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Possible Causes for Scalp Mass

Hemangiosarcoma

The patient in the current study initially presented with a scalp mass. [spandidos-publications.com]

masses. [spandidos-publications.com]

The scalp nodule and left parotid mass significantly reduced in size following the chemotherapy, and was considered to be a partial response (PR). [spandidos-publications.com]

Cephalhematoma

A 5×5-cm 2 mass was located on the right temporal region of his scalp. The mass was soft and non-tender without signs of inflammation. [bmcinfectdis.biomedcentral.com]

[…] developing over the scalp (especially over the occiput). [emedicine.medscape.com]

[…] occurrence of these features does not significantly correlate with the severity of subgaleal hemorrhage. [5] The diagnosis is generally a clinical one, with a fluctuant, boggy mass [emedicine.medscape.com]

Dermoid Cyst

Cysts in the scalp are usually painless, moveable, rubbery masses that may slowly increase in size over time. The skin over the cyst is usually normal. [chadkids.org]

[…] they are often adherent to the periosteum or form a bulging mass over the anterior fontanelle Images Please click on images to enlarge or download. [pcds.org.uk]

[…] also be intra-cranial, intra-abdominal or arise in other parts of the body Morphology of cutaneous cysts Firm skin-coloured swellings Can be several cm in diameter On the scalp [pcds.org.uk]

Perifolliculitis Capitis Abscedens

Case Report An 86-year-old woman reported having had purulent scalp lesions for approximately one year. She denied trauma or a preceding herpes zoster. [medicaljournals.se]

Computed tomography (CT scan) confirmed the presence of a mass arising from the right colon with infiltration of the subcutaneous tissue by this intra-abdominal mass... [read.qxmd.com]

Such lesions often resolve with scarring alopecia. (53,56) Tinea capitis favosa is a chronic inflammatory dermatophyte infection of the SC scalp and, less commonly, glabrous [docksci.com]

Carbuncle

A 40 year old female developed a carbuncle at the base of the neck on the right side near the hairline. Despite her attempts to treat the carbuncle at home "it continued to enlarge and fester" (became inflamed and suppurated). She was admitted to the hospital and, following surgical incision and drainage, ET[…] [ncbi.nlm.nih.gov]

Proliferating Trichilemmal Cyst

The patient was discharged in stable condition and was doing well at the 6-month follow-up visit, without recurrence of the scalp mass. [neurologyindia.com]

We present the case of a 69-year-old woman with a 25-year history of multiple enlarging scalp masses. [ajnr.org]

Brain CT shows a right superior cerebral, right inferior temporal-parietal parenchymal mass and a left superior scalp mass. B. [kjim.org]

Epidermoid Cyst

A case of choroidal epithelial cyst of the prepontine region is reported. The cyst wall was studied using light and electron microscopy. Electron microscopy revealed that the lining of the cyst consisted of a single layer of epithelial cells resting on a basement membrane. The epithelial cells contained numerous[…] [ncbi.nlm.nih.gov]

Ingrown Hair

Ingrown hair is a condition where a hair curls back or grows sideways into the skin. The condition is most prevalent among people who have coarse or curly hair. It may or may not be accompanied by an infection of the hair follicle (folliculitis) or "razor bumps" (pseudofolliculitis barbae), which vary in size. While[…] [en.wikipedia.org]

Tinea Barbae

Tinea barbae may also occur as an inflammatory kerion (a large, boggy scalp mass caused by a severe inflammatory reaction to the dermatophyte) that can result in scarring [msdmanuals.com]

Cutaneous Pseudolymphoma

We report a case of a child with a scalp mass diagnosed as CPL. [experts.umn.edu]

Cutaneous pseudolymphoma: an unusual presentation of a scalp mass. Pediatr Blood Cancer 2009;52:283–5. Ploysangam T, Breneman DL, Mutasim DF. Cutaneous pseudolymphomas. [archivesofrheumatology.org]

Occipital Encephalocele

CSF tract and vertical falcine vein point to the subcutaneous scalp mass vertically oriented primitive falcine vein fibrous stalk connecting the cephalocele focal fenestration [radiopaedia.org]

Three biopsies were done; one from scalp mass, the second one from melanocytic plaque of anterior chest, and the third one from nodules over the melanocytic plaque. [e-ijd.org]

Since that time, a number of investigators had reported small, skin-covered midline sub scalp masses or cysts variably described as atretic cephaloceles, atypical meningoceles [austinpublishinggroup.com]

Cutaneous Metastasis in Breast Cancer

Due to these rates, the preliminary diagnosis of the skin metastasis of breast cancer can be overlooked in case of a scalp mass, and this can result in inadequate or extra [ingentaconnect.com]

Kuwayama T et al in 2011 (30) reported a case of 62-years-old woman who had presented with a 3 cm hard, alopecic mass at her scalp. [jemds.com]

Kidney cancer, when it metastasizes to the skin, can involve the skin of the scalp, the front of the chest, the back, arms, and legs. [dovemed.com]

Cranial Meningocele

[…] that is unilateral discoloration may or may not be present erythematous and fluctuant scalp mass is concerning for infection ( Escherichia coli is the most common causative [medbullets.com]

In addition, the following diagnostic entities should be considered as part of the differential diagnosis for a "calvarial mass": cystic hygroma, scalp edema, teratomas, hemangiomas [fetalsono.com]

Juvenile Xanthogranuloma

Biopsy of his scalp mass confirmed the diagnosis of juvenile xanthogranuloma. A 31-month-old boy presented with a limbal mass. [ncbi.nlm.nih.gov]

No iris mass was noted after hyphema subsided. There was a skin nodule over the scalp but no other skin lesion was identified (Fig a). [hkmj.org]

One patient with disseminated disease had scalp-, calvarial-, and dural-based masses. Clinical presentation included a mass or alteration in function. [ncbi.nlm.nih.gov]

Deep Dermatophytosis

extremity masses M. canis Pseudomycetoma ND ND Berg, 2007[ 44 ] 65 F Liver, kidney transplant; tacrolimus, corticosteroids Left knee papules M. canis Suppurative granulomas [academic.oup.com]

Tinea scalp infection also may result in a cell-mediated immune response termed a “kerion,” which is a boggy, sterile, inflammatory scalp mass. [aafp.org]

masses M. canis Mycotic granuloma griseofulvin (GSF) Topicals Surgery LTFU Baker, 1984 [ 22 ] 56 M Acute lymphocytic leukemia, prednisone, vincristine, chronic tinea Buttocks [academic.oup.com]

Tinea barbae and Tinea capitis

Tinea barbae may also occur as an inflammatory kerion (a large, boggy scalp mass caused by a severe inflammatory reaction to the dermatophyte) that can result in scarring [merckmanuals.com]

Kerion Dermatophyte infection occasionally leads to formation of a kerion, which is a large, boggy, inflammatory scalp mass caused by a severe inflammatory reaction to the [merckmanuals.com]

Kerion is an inflammatory mass of hair, exudate, fungus and granulation tissue that can mimic a squamous cell carcinoma, and is more common in children. [life-worldwide.org]

Kerion

Continue reading this article Select an option below: A healthy 5-year-old boy presented with a 3-month history of an inflammatory mass on the scalp that had not responded [nejm.org]

The clinical features consisted of painful inflammatory mass on the scalp with loose hairs, pustular discharge, sinus formation, mycetoma like grains and thick crusting. [aspergillus.org.uk]

Cutis Verticis Gyrata-Intellectual Disability Syndrome

Pilar cysts and lipomas may form on the scalp, but typically are localized masses unlikely to cause uniform changes to the entire scalp. [aafp.org]

Oklahoma City, OK 73104 Selected Differential Diagnosis of Scalp DeformityCondition CharacteristicsCutis verticis gyrata Excess skin on scalpPilar cyst (wen) Cystic mass, [drplace.com]

A size of > 10 cms is seen in 1 out of 20,000 newborns. [6] The naevus may present as a convoluted mass over the scalp which may not be pigmented. [ijdvl.com]

Langerhans Cell Sarcoma

We report a case of LCS in a 47-year-old man with a 6-month history of scalp mass and cervical lymphadenopathy. Clinical and pathologic data were available. [ncbi.nlm.nih.gov]

Treatment was wide local excision of the scalp and parotid mass with negative margins. The patient is alive 2 years after initial diagnosis of LCS. [pagepress.org]

A biopsy of the mass was conducted extending up to the right supraclavicular region, the scalp, and the abdominal skin lesion. [kjronline.org]

Acromegaly - Cutis verticis gyrata - Corneal Leukoma Syndrome

Pilar cysts and lipomas may form on the scalp, but typically are localized masses unlikely to cause uniform changes to the entire scalp. [aafp.org]

Oklahoma City, OK 73104 Selected Differential Diagnosis of Scalp DeformityCondition CharacteristicsCutis verticis gyrata Excess skin on scalpPilar cyst (wen) Cystic mass, [drplace.com]

View/Print Table Selected Differential Diagnosis of Scalp Deformity Condition Characteristics Cutis verticis gyrata Excess skin on scalp Pilar cyst (wen) Cystic mass, moves [aafp.org]

Encephalocele

CT scan Scalp mass and skull defect: The soft tissue mass below the scalp can be seen. The skull defect will also be seen. [ispn.guide]

Sinus pericranii and dermoid cysts are the most common lesions that are confused with atretic parietal encephaloceles as scalp masses [32]. [ejrnm.springeropen.com]

Tinea Capitis

Dermatophyte infection occasionally leads to formation of a kerion, which is a large, boggy, inflammatory scalp mass caused by a severe inflammatory reaction to the dermatophyte [msdmanuals.com]

Follicular Thyroid Carcinoma

The scalp mass was an osteolytic enhancing lesion on imaging studies and diagnosed as metastatic thyroid carcinoma to the skull. [ncbi.nlm.nih.gov]

The scalp masses were fluctuant and pulsatile. He had a tracheal deviation to the left. [ncbi.nlm.nih.gov]

In April 2006, a 55-year-old female presented with a thyroid mass and multiple skin nodules on scalp, forehead and neck. [ncbi.nlm.nih.gov]

Childhood-Onset Idiopathic Basal Ganglia Calcification

[…] veins, and he presented with a scalp mass lesion. [ajnr.org]

CT scans demonstrated that his scalp mass was a plexus of scalp veins filled through the emissary foramen, and there were cerebral calcifications. [ajnr.org]

[…] that the mass lesion is dilated scalp veins filled through the prominent mastoid emissary foramen. [ajnr.org]

Congenital Generalized Fibromatosis

The lesion was subcutaneous scalp mass obtained at 4 months of age, and the diagnosis of IM was confirmed by outside consultation (Dr. C. Coffin, U. of Utah). [atlasgeneticsoncology.org]

New scalp masses had developed as well. The submandibular mass eventually destroyed the mandible and it invaded the C1 vertebra ( Fig. 2B ). [e-ceo.org]

They usually present as a palpable mass beneath the skin and are most common in the region of axilla, upper arm and shoulders. Scalp and neck are other favored sites. [jpma.org.pk]

Nevus Sebaceous

There was a large, soft, erythematous, hairless, cerebriform, pedunculated mass on top of the yellowish plaques on the occipital region of the scalp. [karger.com]

A papillary erythematous mass of nevus sebaceous on the scalp. [ncbi.nlm.nih.gov]

RESULTS: A little girl, aged 1 year and 8 months, had several linear or oval nevi on her forehead and parietal scalp. [ncbi.nlm.nih.gov]

Tinea Favosa

[…] favus [ fa´vus ] a type of ringworm, most often involving the scalp but sometimes affecting glabrous (smooth) skin, with formation of prominent honeycomblike masses, usually [medical-dictionary.thefreedictionary.com]

[…] characterized by the development of thick, yellow cup-shaped crusts and scarring over hair follicles. [ NCIT : C35072 ] A tinea capitis that results_in fungal infection located_in scalp [ebi.ac.uk]

[…] to form prominent honeycomb-like masses; due to infection by the fungus Trichophyton, usually T. schoenleinii. favus (fā′vəs) n. [medical-dictionary.thefreedictionary.com]

RELA Fusion-Positive Ependymoma

Excision of the scalp masses and needle biopsy of the liver were performed for diagnostic and palliative purpose (Fig. 3). [ncbi.nlm.nih.gov]

Seven years after initial presentation, several new tumors were found in the leptomeninges, scalp, temporalis muscle, lung, mediastinal lymph node (LN), liver, and bones on [ncbi.nlm.nih.gov]

Primary Cutaneous B-Cell Lymphoma

A 70 year-old woman presented with a large soft tissue mass on her scalp which had developed over the previous 1 year. [ijri.org]

Contrast-enhanced MR imaging revealed a diffuse mass in the scalp of the frontoparietal region bilaterally and invasion of the right orbit and left frontoparietal lobe. [ncbi.nlm.nih.gov]

Marked contrast enhancement of a diffuse mass in the bilateral frontoparietal region of the scalp was shown. [ajnr.org]

Rare Arteriovenous Malformation

CT scan demonstrated that a vascular scalp mass filling through the emissary foramen.The reason of calcification was again due to steal phenomenon. [jpma.org.pk]

Headache (34%) Progressive neurologic deficit (21%) May be caused by mass effect or venous dilatations. [en.wikipedia.org]

Presence and nature of the deficit depend on location of lesion and the draining veins. [4] Pediatric patients Heart failure Macrocephaly Prominent scalp veins Pulmonary arteriovenous [en.wikipedia.org]