Items tagged “cases”

4,730 results found
Article

Anembryonic pregnancy

Anembryonic pregnancy is a form of a failed early pregnancy, where a gestational sac develops, but the embryo does not form. The term blighted ovum is synonymous with this but is falling out of favour and is best avoided.  Clinical presentation The patient may be asymptomatic, presenting for a...
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Brain tumours in infancy

Common brain tumours in infancy (i.e. under one year of age) are quite different from those of brain tumours in adulthood. Most are located in the supratentorial region (~65%) and they carry a poor prognosis. The frequency of these tumours varies according to studies, but the most common brain ...
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Breast cancer (staging)

Breast cancer staging uses the TNM staging system and then into stage groupings. Classification TNM staging Primary tumour (T) Tx: primary tumour cannot be assessed T0: no evidence of primary tumour Tis: carcinoma in situ T1 T1a: 0.1-0.5 cm T1b: 0.5-1.0 cm T1c: 1.0- 2.0 cm T2: 2-5 cm ...
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Bronchial atresia

Bronchial atresia is a developmental anomaly characterised by focal obliteration of the proximal segment of a bronchus associated with hyperinflation of the distal lung.  On imaging, it commonly presents as a proximal focal tubular shaped opacity radiating from the hilum associated with a dista...
Article

Bronchial atresia

Bronchial atresia is a developmental anomaly characterised by focal obliteration of the proximal segment of a bronchus associated with hyperinflation of the distal lung.  On imaging, it commonly presents as a proximal focal tubular shaped opacity radiating from the hilum associated with a dista...
Article

CADASIL

CADASIL (cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy) is an autosomal dominant microvasculopathy characterised by recurrent lacunar and subcortical white matter ischaemic strokes and vascular dementia in young and middle age patients without known v...
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CHARGE syndrome

CHARGE syndrome is an acronym that classically describes a combination head and neck, cardiac, CNS and genitourinary disorders: C: coloboma H: heart defects (congenital heart disease) A: atresia (choanal) R: retardation (mental) G: genital hypoplasia E: ear abnormalities/deafness Clinical...
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CREST syndrome

CREST syndrome (a.k.a. limited systemic sclerosis or limited scleroderma) is a variant of progressive systemic sclerosis (PSS) and stands for C - Calcinosis R - Raynaud phenomenon E - oEsophageal dysmotility S - Sclerodactyly T - Telangiectasia See also systemic sclerosis
Article

Canavan disease

Canavan disease, also known as spongiform degeneration of white matter (not to be confused with Creutzfeldt-Jakob Disease) or aspartoacylase deficiency, is a leukodystrophy clinically characterised by megalencephaly, severe mental and neurological deficits, and blindness.  Epidemiology Canavan...
Article

Canavan disease

Canavan disease, also known as spongiform degeneration of white matter (not to be confused with Creutzfeldt-Jakob Disease) or aspartoacylase deficiency, is a leukodystrophy clinically characterised by megalencephaly, severe mental and neurological deficits, and blindness.  Epidemiology Canavan...
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Caplan syndrome

Caplan syndrome, also known as rheumatoid pneumoconiosis, is the combination of seropositive rheumatoid arthritis and a characteristic pattern of fibrosis. Although first described in coal miners (coal workers' pneumoconiosis), it has subsequently been found in patients with a variety of pneumo...
Article

Caplan syndrome

Caplan syndrome, also known as rheumatoid pneumoconiosis, is the combination of seropositive rheumatoid arthritis and a characteristic pattern of fibrosis. Although first described in coal miners (coal workers' pneumoconiosis), it has subsequently been found in patients with a variety of pneumo...
Article

Carney triad

The Carney triad is a rare syndrome defined by the coexistence of three tumours: extra-adrenal paraganglioma (e.g. spinal paraganglioma) initially, only functioning extra-adrenal paragangliomas were included, but subsequent work includes non-functioning extra-adrenal paragangliomas 1 gastric ...
Article

Cavernous sinus thrombosis

Cavernous sinus thrombosis (CST) is a rare condition, most commonly infectious in nature, and the diagnosis on imaging is not always straightforward. It has high mortality and morbidity rates. Epidemiology CST is rare with ~4.5 cases per 1,000,000 per year 5. It is the least common dural venou...
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Cementoblastoma

Cementoblastoma is one of many mandibular lesions is a rare tumour of the cementum, with only approximately 100 cases reported. Key to diagnosis both radiologically and histologically is attachment to the tooth root.  Terminology Cementoblastomas have been previously described in the literatur...
Article

Cementoblastoma

Cementoblastoma is one of many mandibular lesions is a rare tumour of the cementum, with only approximately 100 cases reported. Key to diagnosis both radiologically and histologically is attachment to the tooth root.  Terminology Cementoblastomas have been previously described in the literatur...
Article

Central bronchiectasis

Distribution of bronchiectasis can help in narrowing the differential diagnosis. Central bronchiectasis is typically seen in: allergic bronchopulmonary aspergillosis (ABPA) congenital tracheobronchomegaly (a.k.a. Mounier Kuhn syndrome) cystic fibrosis Williams Campbell syndrome (rare) See a...
Article

Central giant cell lesions (granuloma)

Central giant cell lesions (granulomas), also known as giant cell reparative cysts/granulomas, occurs almost exclusively in the mandible, although cases in the skull and maxilla have been reported. Epidemiology It is most frequently seen in young women (F:M 2:1) 5 and typically presents in the...
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Cervical cancer (staging)

Staging of cervical cancer can either be based on the TNM or FIGO system. Revised FIGO staging of cervical carcinoma 2009 8 stage 0: cervical intraepithelial neoplasia (HSIL or CIN III)  stage I: confined to cervix stage Ia: invasive carcinoma only diagnosed by microscopy. Ia1: stromal inva...
Article

Cervical cancer (staging)

Staging of cervical cancer can either be based on the TNM or FIGO system. Revised FIGO staging of cervical carcinoma 2009 8 stage 0: cervical intraepithelial neoplasia (HSIL or CIN III)  stage I: confined to cervix stage Ia: invasive carcinoma only diagnosed by microscopy. Ia1: stromal inva...

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