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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pathophysiology menstrualcycle ovariancycle feedbackloop 21ohd comparison diabetes dka feedback follicularphase genetics gh glftap growthhormone hpoa hyperthyroidism hypothalamicpituitary lutealphase macroadenoma masseffects
Pituitary Mass Effects - Pathogenesis and Clinical Findings • Pituitary turnors are almost always a benign
Pituitary Mass Effects ... Pituitary adenomas ... Symptomatic pituitary ... • For pituitary ... #SideEffects #endocrinology
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 ... #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 ... HypothalamicPituitary #endocrinology
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 ... feeds back on pituitary ... FollicularPhase #endocrinology
Primary Hyperthyroidism - Pathogenesis and Clinical Findings Note: Although rare, gestational diseases can lead to thyrotoxicosis due
production by the pituitary ... Hyperthyroidism #endocrinology
Feedback Loop: Prolactin (PRL) • PRL levels exhibit diurnal, menstrual, and age-related variation • TRH has
#FeedbackLoop #endocrinology ... pathophysiology #pituitary
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
a scrotum #21HydroxylaseDeficiency ... pathophysiology #genetics #endocrinology
Feedback Loop: Growth Hormone (GH) Growth Hormone: • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
#FeedbackLoop #endocrinology ... pathophysiology #pituitary
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained Around Day 14, estrogen exerts sudden +++ positive feedback
on the anterior pituitary ... pathophysiology #Ovulation #endocrinology
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings • Note: in DKA, body K+ is lost
confusion coma #DiabeticKetoacidosis ... pathophysiology #endocrinology
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