The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Account created for The Calgary Guide to Understanding Disease - Linking pathophysiology to clinical presentation - http://calgaryguide.ucalgary.ca/
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menstrualcycle ovariancycle feedbackloop growthhormone 21hydroxylasedeficiency diagnosis excess feedback follicularphase genetics glftap hpoa hyperthyroidism hypothalamicpituitary lutealphase macroadenoma masseffects menstruation mnemonic overproduction
Feedback Loop: Growth Hormone (GH) Growth Hormone: • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Growth Hormone (GH ... /Symptoms: • GH ... #FeedbackLoop #endocrinology ... #pathophysiology ... #pituitary
Pituitary Mass Effects - Pathogenesis and Clinical Findings • Pituitary turnors are almost always a benign
Pituitary Mass Effects ... Pituitary adenomas ... following order; GH ... #SideEffects #endocrinology ... mnemonic #GLFTAP #pathophysiology
Growth Hormone Excess - Pathogenesis and clinical findings • Acromegaly and gigantism share the same pathophysiology
share the same pathophysiology ... GH excess prior ... GH excess after ... signs #symptoms #endocrinology ... #pathophysiology
Menstrual Cycle Physiology: Ovarian Cycle – Brief Overview LH and FSH are required for follicular development and
- FSH from pituitary ... - LH from pituitary ... LH release from pituitary ... #OvarianCycle #pathophysiology ... #menstruation #endocrinology
Menstrual Cycle Physiology: The Hypothalamic-Pituitary-Ovarian Axis Estrogen, when released: • Negatively feeds back on the hypothalamus and
The Hypothalamic-Pituitary-Ovarian ... hypothalamus and anterior pituitary ... hypothalamus and anterior pituitary ... MenstrualCycle #pathophysiology ... HypothalamicPituitary #endocrinology
Primary Hyperthyroidism - Pathogenesis and Clinical Findings Note: Although rare, gestational diseases can lead to thyrotoxicosis due
production by the pituitary ... Hyperthyroidism #endocrinology ... #pathophysiology
Feedback Loop: Prolactin (PRL) • PRL levels exhibit diurnal, menstrual, and age-related variation • TRH has
#FeedbackLoop #endocrinology ... #pathophysiology ... #pituitary
Menstrual Cycle Physiology: Ovarian Cycle – Follicular Phase Explained Early Follicular Phase (Days 0-5) • Granulosa cells
production by pituitary ... back on anterior pituitary ... production by pituitary ... #OvarianCycle #pathophysiology ... FollicularPhase #endocrinology
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
#21HydroxylaseDeficiency #21OHD ... #pathophysiology ... #genetics #endocrinology
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained Around Day 14, estrogen exerts sudden +++ positive feedback
on the anterior pituitary ... #OvarianCycle #pathophysiology ... #Ovulation #endocrinology
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