Female Preponderance: Causes & Reasons

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Possible Causes for Female Preponderance

Partial Monosomy 18q

Calif Med. 1972 Oct; 117(4): 65–71. This article has been cited by other articles in PMC. Full text Full text is available as a scanned copy of the original print version. Get a printable copy (PDF file) of the complete article (1.8M), or click on a page image below to browse page by page. Links to PubMed are also[…] [ncbi.nlm.nih.gov]

Epulis

The tumor has a marked female preponderance of 8:1. The recommended treatment is prompt surgical resection. [ncbi.nlm.nih.gov]

Epulis is a rare tumour, with female preponderance that is only seen in the newborns. It arises from the mucosa of the gingiva and protrudes out of the infant's mouth. [ncbi.nlm.nih.gov]

The tumor has a marked female preponderance of 8:1. [pediatrics.aappublications.org]

Astroblastoma

A striking female preponderance (11:1) was found. All tumors were supratentorial. There were multiple intratumoral cysts in 7 (58%) of the 12 patients. [ncbi.nlm.nih.gov]

Astroblastoma is a rare, mostly supratentorial glial tumor, occurring predominantly in children and young adults with female preponderance. [ncbi.nlm.nih.gov]

There is no sex predilection but according to Brat et al. there is a female preponderance [ 2 ]. [casereports.in]

Benign Abducens Nerve Palsy

In contrast to much of the literature, we did not find a female preponderance. Exclusion of severe causes and close follow-up is mandatory for these patients. [ncbi.nlm.nih.gov]

In contrast to much of the literature, we did not find a female preponderance, that is, the sex distribution was equal. [nature.com]

However, no female preponderance was found, as the sex ratio was 1 : 1. In three of the patients, an acquired ET developed during follow-up examinations. [nature.com]

Paroxysmal Hemicrania

There is a female preponderance in patients with chronic paroxysmal hemicrania. The median age of onset is 34 years, but attacks may begin at a younger or older age. [paindoctorfortlauderdale.com]

The female preponderance usually reported was not seen in this series. [pediatricneurologybriefs.com]

In the past, because of female preponderance, CPH was considered a disease exclusive to women. However, CPH has been reported in increasing numbers of men. [encyclopedia.com]

Familial Primary Localized Cutaneous Amyloidosis

Results: We observed a characteristic female preponderance (88%) with a female to male ratio of 7.3:1, with a mean age of onset of MA being earlier in females. [e-ijd.org]

Conclusion We conclude that PCA is mainly a disorder of the middle-aged population having a female preponderance. [pigmentinternational.com]

Cutaneous amyloidosis is a disease of middle-aged persons with a female preponderance. [idoj.in]

Oromandibular Dystonia

The mean age at onset was 50.11 (SD 14.15) (range 23-74) years and there was a 2:1 female preponderance. [ncbi.nlm.nih.gov]

The mean age at onset was 52.4 years and there was a female preponderance of 2.5 to 1. [link.springer.com]

The mean age at onset was 50.11 (SD 14.15) (range 23–74) years and there was a 2:1 female preponderance. [doi.org]

Familial Ossifying Fibroma

Why POF shows female preponderance? Role of hormones has been suggested. [jisponline.com]

However, lesions normally occur in the 4th decade with a female preponderance and predominantly involving the mandible.4·5·7 Conversely, psammomatoid ossifying fibromas (POF [healio.com]

preponderance with ratio of 5:1. [jiaomr.in]

Holmes-Adie Syndrome

preponderance) and is unilateral in 80% of cases. [5] Average age of onset is 32 years. [en.wikipedia.org]

[…] to the condition; however, loss of deep tendon reflexes is permanent and may progress over time. [1] Epidemiology [ edit ] It most commonly affects younger women (2.6:1 female [en.wikipedia.org]

Multicentric Reticulohistiocytosis

It has a slight female preponderance 11. Associations There is a recognized associated with various malignancies (up to 25% of cases 9,11). [radiopaedia.org]

Primary Orthostatic Tremor

preponderance. [jnnp.bmj.com]

preponderance of cases. [neurology.org]

A vast amount of data was produced in the study and the most relevant results are: Analysis of 56 cases confirmed a female preponderance and a middle-age onset, with a 51.4 [tremor.org.uk]

Bilateral Genu Valgum

In a case series of 18 patients of juvenile hyperparathyroidism from India, the mean age of presentation was 17 years with female preponderance [4]. [academic.oup.com]

Perineocele

This female preponderance is attributed to female pelvic floor trauma encountered during childbirth9 and the phenomenon of pelvic relaxation.10 A study by Gearhart and colleauges10 [abdominalkey.com]

They typically occur between the ages of 40 and 60 years, and they occur more commonly in women, with a female preponderance of threefold to fivefold higher than for men.7,8 [abdominalkey.com]

Pyoderma Gangrenosum - Acne - Suppurative Hidradenitis

These flares were not predictive of the overall course, and the effect of pregnancy was not constant. [42] The female preponderance may also be explained by other specific [emedicine.medscape.com]

Congenital Epulis

Epulis usually present at birth and it has marked female preponderance of 10:1. Histiogenesis is uncertain, recommended treatment is excision. [ncbi.nlm.nih.gov]

Another theory is that it is produced due to an intra-uterine stimulus from fetal ovaries, thus explaining the increased female preponderance. [jpgmonline.com]

This explains the female preponderance of the lesion. Management: If the lesion is small and asymptomatic it can be left alone. [drtbalu.com]

Familial Vesicoureteral Reflux Type 2

Although VUR is more common in males antenatally, in later life there is a definite female preponderance with 85% of cases being female. [en.wikipedia.org]

Tendon Sheath Giant Cell Tumor

There is a slight female preponderance (6:4). The lesions are most common in the fingers (80%), followed by the knee, hand and wrist, feet, and hip. [radiologykey.com]

preponderance. [npplweb.com]

GCTTS may occur at any age but most typically occurs between the ages of 30 and 50, with a 2:1 female preponderance [ 2 ].One of the most important clinical features is that [npplweb.com]

Hyperpituitarism

They increase in frequency in pubescent and postpubescent children, with a female preponderance. [emedicine.com]

Duane Retraction Syndrome Type 2

Loss of binocular vision Reduced ocular movement Facial asymmetry Picture of paralytic squint 8 Epidemiology 1% of all cases of strabismus Sporadic Unilateral 60% Left eye Female [slideplayer.com]

The study included 198 patients, there was a slight male preponderance in contrast to a female preponderance reported elsewhere [7-10] there were 94 (48%) female patients [medcraveonline.com]

[…] in contrast to a female preponderance reported elsewhere7-10 there were 94 (48%) female patients and 104 (52%) male patients. [medcraveonline.com]

Philadelphia Chromosome Negative Chronic Myeloid Leukemia

An Italian study even demonstrated female preponderance, with females accounting for 57% of all cases [Breccia et al. 2006]. [ncbi.nlm.nih.gov]

Littre Hernia

It may be located 10 to 150 cm from the ileocaecal valve and has an incidence of 0.3 to 2.5% with a male-to-female preponderance of approximately 3 to 2. [1] The incidence [jpgmonline.com]

preponderance in femoral hernias. [wikidoc.org]

[…] distinguish from the inguinal type (especially when ascending cephalad): however, they generally appear more rounded, and, in contrast to inguinal hernias, there is a strong female [wikidoc.org]

Klippel-Feil Syndrome

Although usually sporadic, some cases are autosomal dominant. 20 There is a well recognised female preponderance, with a female to male ratio estimated by Helmi and Pruzansky [doi.org]

Results SEX AND AGE DISTRIBUTION OF PATIENTS STUDIED The well known female preponderance of cases was reflected in the study patients. [doi.org]

Twenty six were female and 18 male. The numbers of patients in different age groups is summarised in table 3. [doi.org]

Intestinal Gangrene

The disease is more prevalent in middle and elderly individuals with slight female preponderance in the setting of cardiovascular risk factors. [intechopen.com]

Iniencephaly

Epidemiological studies have found an association of iniencephaly and/or anencephaly with exomphalos in 5.2% cases with slight female preponderance. [jemds.com]

The cause of female preponderence is not known. It may be due to incomplete penetrance and/or male lethality. [indianpediatrics.net]

Jayant K et al have reported an Indian incidence of 1 per 65,000 deliveries with female preponderance in 90% of cases [7]. [indianhealthjournal.wordpress.com]

Thoracic Neuroblastoma

Compared to non-thoracic NB, thoracic NB showed a female preponderance (P = 0.018), more often with localised disease stages 1 - 3 (P < 0.001), lower LDH serum levels (P = [ncbi.nlm.nih.gov]

Malignant Melanoma in Childhood

There is a slight female preponderance [4,6]. What is the treatment for childhood melanoma? Treatment of childhood melanoma is the same as in adults. [dermnetnz.org]

Acute Dacryocystitis

The age of onset is usually in the neonatal period with a female preponderance. The clinical spectrum ranges from classic pediatric acute dacryocystitis to meningitis. [ncbi.nlm.nih.gov]

A review of the literature showed a predominance of the unilateral lesion and female preponderance, also confirmed in our group of children. [ncbi.nlm.nih.gov]

Cutaneous Amyloidosis

Conclusion We conclude that PCA is mainly a disorder of the middle-aged population having a female preponderance. [pigmentinternational.com]

Cutaneous amyloidosis is a disease of middle-aged persons with a female preponderance. [idoj.in]

Female preponderance was very high in macular amyloidosis (M:F = 1:12) and it was marginally high in lichen amyloidosis (M:F= 1:2). [ijdvl.com]

Pilomatrixoma

[…] ratio ranged from 0.43:1 to 2.45:1, and a female preponderance was noted in a majority of the studies. 6 - 11 Our study, however, did not demonstrate a female preponderance [doi.org]

A female preponderance has been reported. Primary prevention There is no primary prevention. [eyewiki.aao.org]

(female-male ratio, 0.97:1). [doi.org]

Adie Syndrome

preponderance) and is unilateral in 80% of cases. [5] Average age of onset is 32 years. [en.wikipedia.org]