Endocrine Flashcards

1
Q

Hypothyroid- Eti, Sx

A
  • Hasimoto, low pituitary
  • Fatigue, weakness, constipation, depression,
  • Hyporelexia
  • Brittle nails, hair
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2
Q

Hypothyroid- Dx, Tx

A
  • Elevated TSH, low T4 = primary hypothyroid
  • High T4 = secondary
  • Levothyroxine
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3
Q

Hyperthyroid- sx

A
  • Heat intolerance, tachy, diarrhea, wt loss, tremors

- Low TSH, high T4 = primary

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4
Q

Graves- Sx

A

Exophthalmos, lid lag

  • Pretibial myxedema- pink to brown plaques on skin
  • Bruits
  • Tx: Radioactive iodine followed by hormone replacement
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5
Q

Toxic multinodular goiter/ adenoma-

A

Clinical hyperthyroid w/o eye findings

  • Laryngeal compression
  • Beta blockers for thyrotoxicosis
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6
Q

Thyroid nodules- Sx

A
  • Difficulty swallowing, breathing, hoarness, jaw pain
  • Benign: smooth, sharply outline, discrete
  • Malignent- Rapid growth, no mvmt with swallowing
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7
Q

Thyroid nodules- Dx

A

FNA with biopsy

- Radioactive iodine uptake, US

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8
Q

Thyroid nodules-Tx

A

Thyroidectomy, observation with US

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9
Q

Metabolic syndrome- Dx criteria

A
  • 3+ of following
  • Waist circumference > 40, >35
  • High triglycerides
  • Low HDLs
  • High fasting glucose
  • HTN
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10
Q

DM 1- Patho, epi

A
  • Pancreatic beta cell destruction, autoimmune or idiopathic

- children, onset

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11
Q

DM 1- Sx

A
  • Polyuria, dipsia, wt loss, polyphagia

- DKA

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12
Q

DM 2- Patho, epi

A
  • Insulin resistance, impairment of secretion
  • Weight, decreased phys activity
  • Fat peeps
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13
Q

DM 2- Sx

A
  • Obesity, ketonuria,

- Often silent, incidental finding- neuropathy, retinopathy

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14
Q

DM Dx

A
  • Fasting CBG > 126 x 2 occasions
  • A1c > 6.5%
  • Oral GTT > 200
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15
Q

DM Screening

A

Q 3 years

  • > 45
  • BP > 135/80
  • BMI > 25 with risks- phys inactive, relative, >9lb baby, cholesterol
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16
Q

Biguanides; Metformin- MOA

A
  • 1st line
  • Decreases hepatic glucose production
  • decreased oral glucose absorption
17
Q

Biguanides; Metformin- AE

A
  • GI
  • Lactic acidosis
  • Macrocytic anemia
18
Q

Sulfonylureas; glipizide, glyburide, glimepiride- MOA

A
  • Insulin secretagogue

- Stimulates insulin release

19
Q

Sulfonyluras; glipizide, glyburide, glimepiride- AE

A

Hypoglycemia

  • GI upset
  • Disulfram rxn, wt gain
20
Q

Meglintinides- Repaglinidine- MOA, AE

A
  • Stimulates beta cell insulin secretion

- Hypoglycemia

21
Q

Alpha- glucosidase inhibitors- acarbose, miglitol- MOA

A
  • Delays glucose absorption

- Hepatitis, GI

22
Q

Thiazolidinediones ; pioglitazone, rosiglitazone- MOA

A

Increased insulin sensitivity

- Fluid retention

23
Q

DPP-4 inhibitors- Januvia

A
  • Increases GLP-1, increased insulin secretion, decreased glucagon
  • Pancreatitis
24
Q

GLP-1 agonists; victoza, byetta

A
  • Increases GLP-1, increased insulin secretion, decreased glucagon
  • Hypoglycemia, gastroparesis
25
Q

SGLT-2 inhibitors- Invokana

A
  • Inhibits sodium glucose in renal tubules

- Thrist, abd pain, UTIs