Path Bleeding disorders Flashcards

1
Q

overproduction of corticosteroids from adrenalcortex

A

Cushing’s Syndrome brittle blood vessels, severe osteoporosis, obesity, diabetes,high BP

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2
Q

o Prolonged steroid medication use can have symptoms similar to

A

Cushing’s, easy bruising

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3
Q

bruises > 2 cm

A

Ecchymoses

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4
Q

– larger than a pinpoint, but

A

Purpura

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5
Q

– leak of blood into cavities o

A

Hematoma

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6
Q

Rupture of middle meningeal artery

A

epidural hematoma

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7
Q

Thrombocytopenia

A

Normal amount of platelets in blood: 250,000 – 300,000

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8
Q

no platelet activation  cannot form platelet plughemorrhagic gastroduodenitis— balck stool

A

 Von Willebrand’s Disease

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9
Q

– increased amount of blood lost during menstruation

A

menorrhagia (related to von willebrand’s)

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10
Q

seriousdisorder manifested usually from uterus cancer, which results inloss of blood between menstruation periods

A

metrorrhagia/not related to Von W

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11
Q

non-production of certain protein clotting factors

A

Hemophilia

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12
Q

Hemophilia genetics

A

mother to son X chromosome (skips a generation)

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13
Q

nonproduction of CF 8 viii

A

Hemophilia A

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14
Q

nonproduction of CF 9

A

Christmas disease/Hemophilia B

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15
Q

Hemoarthritis

A

Trauma leads to blood in joint spaces, esp. Knee jointIron released from heme into blood destroys the joint cartilage

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16
Q

Hemodynamic Disorders

A

 Disorders that arise from interruptions in normal blood flow

17
Q

platelet activation and platelet aggregationwithout threat of blood loss or vascular damage; platelet plug without blood clot

A

Thrombosis

18
Q

always originates from a vascular wall and always maintains point of contact with the vascular wall through von Willebrand factorplateletactivaton and platelet aggregation

A

Thrombus

19
Q

Thrombus in the arterial system

A

Dense and strong , firm and small (fast)

20
Q

Thrombus in the venous system

A

Loose and weak , loose and large (slow)

21
Q

represent a special type of thrombi characterized by visible andmicroscopic laminations produced by alternating layers: pale layer composed ofplatelets mixed with fibrin and dark layer composed of RBCs

A

Lines of Zahn

22
Q

lines of Zahn + thrombi can be found

A

heart/aorta(mitral stenosis)

23
Q

factors predisposing to thrombosis

A

Endothelial damageHypertension- increase resistance of the vascular wall to the fluid. Serious factorthat promotes endothelial damage.

24
Q

Iatrogenic thrombosis

A

medically induces endothelial damage via syringes.

25
Q

Decreased rate of flow causes a disruption in axial blood flow by

A

platelets flow closer to the vessel wall

26
Q

decreased rate of blood flow caused by

A

cardiac damageincreased blood viscosity