Diagnosis of Cerebrovascular Conditions
Cerebrovascular Conditions Diagnosis: Book Excerpts
Diagnosis of Cerebrovascular Conditions: medical news summaries:
The following medical news items
are relevant to diagnosis and misdiagnosis issues for Cerebrovascular Conditions:
Diagnostic Tests for Cerebrovascular Conditions: Online Medical Books
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Umbilicus – Single Umbilical Artery:
Differential Diagnosis
(In A Page: Pediatric Signs and Symptoms)
- Developmental agenesis or hypoplasia
–No clear sex ratio
–Males more likely to have associated malformations
–Increased incidence in twins, either mono- or
dizygotic
–Increased incidence of placental anomalies
–More common in low birth weight infants
–More common in premature infants
-
Associated maternal factors
–Maternal diabetes
–Maternal epilepsy
–Toxemia
-
Intrauterine thrombosis of other umbilical artery
- Malformations are associated with SUA in 45% of cases
–Genitourinary (33%): Renal agenesis, dysgenesis, hypoplasia; ambiguous genitalia
–Musculoskeletal (37%): Clubfoot, vertebral anomalies
–Cardiovascular (30%): Patent ductus arteriosus, ventricular septal defect, dextrocardia
–Gastrointestinal (28%): Imperforate anus, tracheoesophageal fistula
–Respiratory (9%): Pulmonary hypoplasia (malformations due to disruption of blood flow), sirenomelia
- Chromosomal anomalies
–Trisomy 18
Workup and Diagnosis
-
History
–Prenatal tests such as amniocentesis with karyotype
–Twinning
-
Physical exam
–Dysmorphic facial features
–Anomalies with genitourinary, gastrointestinal, cardiac, musculoskeletal organ systems
–Neurologic signs associated with stroke (e.g., seizures)
-
Level II prenatal ultrasound with Doppler examination of umbilical cord
-
Examination of placenta and cord at delivery
–Examine closer to umbilical end of cord since vessels may merge close to placental insertion
-
Karyotype
-
Genetics consultation
-
Thrombophilia evaluation
–Factor V Leiden or antithrombin III deficiency
–Anticardiolipin or lupus anticoagulant
» READ BOOK EXCERPT ONLINE »
Source: In A Page: Pediatric Signs and Symptoms, 2007
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