40 results
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
lipolysis Signs/Symptoms ... metabolic abn #GrowthHormone ... #FeedbackLoop #endocrinology ... #pathophysiology
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
share the same pathophysiology ... fraction • HTN #GrowthHormone ... diagnosis #signs #symptoms ... #endocrinology ... #pathophysiology
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained

Around Day 14, estrogen exerts sudden +++ positive feedback
tube (the oocyte is ... even though it is ... for clarity) #MenstrualCycle ... #OvarianCycle #pathophysiology ... #Ovulation #endocrinology
Menstrual Cycle Physiology: The Hypothalamic-Pituitary-Ovarian Axis
Estrogen, when released:
 • Negatively feeds back on the hypothalamus and
This flow-chart is ... #MenstrualCycle ... #pathophysiology ... HypothalamicPituitary #endocrinology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... hyperviscosity syndrome • Triggers ... Lysis Syndrome: • Pathophysiology ... into serum • Triggers ... TLS #diagnosis #management
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
environmental triggers ... expression - Age: GCA is ... old; F>M Signs/Symptoms ... Temporal #Arteritis #Pathophysiology ... Diagnosis #Signs #Symptoms
Graves’ Disease: Pathogenesis and Clinical Findings
B & T lymphocyte mediated autoimmunity attack TSH receptor -> Continuous
Symporter) but is ... etiology Signs/Symptoms ... GravesDisease #pathophysiology ... #endocin #endocrinology ... #symptoms #signs
Menstrual Cycle Physiology: the Uterine Cycle
The endometrium has receptors for ovarian hormones! Changes in structure and
concentration that triggers ... concentration that triggers ... fertilized) ovum #MenstrualCycle ... #OvarianCycle #pathophysiology ... #UterineCycle #endocrinology
Primary Hyperthyroidism - Pathogenesis and Clinical Findings

Note: Although rare, gestational diseases can lead to thyrotoxicosis due
of hCG, which is ... Signs/Symptoms: ... Hyperthyroidism #endocrinology ... #pathophysiology
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
"pass out" • Symptoms ... may be triggered ... Feels like "room is ... spinning" • Symptoms ... diagnosis #neurology #management