ENDO Flashcards
Mediastinal Anterior Compartments
4Ts
Thymoma
Terrible lymphoma
Thyroid neoplasm (ectopic, goiter)
Teratoma, seminoma, nonseminoma
Mediastinal Middle Compartments
CVELL
Cystic masses (bronchogenic, pericardial)
Vascular masses
Esophageal tumors
Lymphoma
Lymphadenopathy (sarcoidosis and lung cancer)
Mediastinal Posterior Compartments
Lymphoma
Metastasis spinal masses, Meningocele
Neurogenic tumor (schwanomma, neurofibroma)
Vitamin D function
Bone: Ca and Phosphate insertion
Kidney: inc Ca and Phosphate resorption
Blood: inc Ca and Phos levels
PTH function
Bone: inc Ca and Phosphate release
Kidney: inc Ca resorption, dec Phosphate resorption
Blood: inc Ca levels and dec Phosphate levels
Calcitonin function
Bone: dec Ca and Phosphate release
Kidney: inc Ca and Phosphate excretion
Blood: dec Ca and Phosphate levels
Insulin dependent glucose transporter/s
Glut4: adipose tissue and striated muscle
Insulin independent glucose transporters
BRICKLIPS
Brain - GLUT1, GLUT3
RBCs - GLUT1
Intestines - GLUT2, GLUT5, SGLT1/SGLT2
Cornea - GLUT1
Kidney - GLUT2, SGLT1/SGLT2
Liver - GLUT2
Islet beta cells - GLUT2
Placenta - GLUT1, GLUT3
Spermatocytes - GLUT5
Cortisol function
A BIG FIB
Appetite INC
Blood pressure INC
Insulin resistance INC
Gluconeogenesis, lipolysis and proteolysis INC
Fibroblast activity DEC
Inflammatory and immune response DEC
Bone formation DEC (dec osteoblast activity)
Treatment for Acromegaly
COP
Cabergoline (dopamine agonist)
Octreotide
Pegvisomant (GH receptor antagonist)
Hashimoto Thyroiditis lab results
(+) antimicrosomal/antithyroid peroxidase antibody
(+) antithyroglobulin antibody
(+) Hurtle cells
HLADR3
Subacute granulomatous thyroiditis/De quervain findings
Very tender thyroid
Preceeded by viral infection
Activation of cytotoxic T cells
Blood flow decreased on UTZ
Dec TSH, radioiodine uptake
Inc T3 T4, thyroglobulin
Reidel’s thyroiditis findings
Hard, nontender, woody, fixed thyroid
IgG4-related disease
Fibrosis may extend to trachea and esophagus
Congenital Hypothyroidism/cretinism
6Ps
Pale
Poor brain development
Puffy faced
Protuberant tongue
Protuberant umbilicus
Pot bellied
Treatment for thyroid storm
4Ps
PTU
Propanolol
Potassium iodide
Prednisolone
Pseudohypothyroidism features
Maternally transmitted mutations (imprinted GNAS gene)
Autosomal dominant
Inactivation of adenylate cyclase
End organ resistance (kidney and bone) to PTH
INC PTH and Phosphate
DEC Calcium
Pseudopseudohypoparathyrodism features
No end organ resistance
Normal PTH, Ca and Phosphate
Paternally transmitted
Autosomal dominant
Pseudohypothyrodism PE findings
DR SSS
Developmental delay
Round face
Shortened 4th/5th digit
Short stature
Subcutaneous calcifications
Cushing Syndrome Findings
OOH BAM CUSHINGS
Osteoporosis
Obesity
Hirsutism
Buffalo hump
Amenorrhea
Moon facies
Cholesterol INC
Urinary free cortisol INC
Skin changes (thinning, striae, acanthosis nigricans)
Hypertension
Immunosupression
Neoplasm as cause
Growth restriction in children
Sugar in blood INC
Electrolyte imbalance seen in Primary Adrenal Insufficiency
Low CASE
Cortisol
Aldosterone
Sodium
Epinephrine
high PAN
Potassium
ADH/vasopressin
Norepinephrine
Neuroendocrine cells share a common biologic function through
Amine Precursor Uptake Decarboxylase (APUD)
Neuroblastoma lab findings
Amplification of N-myc gene
(+) HVA and VMA in urine
Homer-Wright rosettes in biopsy
(+) bombesin and NSE