27 results
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
lipolysis Signs/Symptoms ... expansion (e.g. carpal ... #FeedbackLoop #endocrinology ... #pathophysiology ... #pituitary
Acromegaly 
Caused by over-secretion of growth hormone (GH) from the pituitary gland. 
The condition is rare
Acromegaly Caused ... (GH) from the pituitary ... Acromegaly #Signs #Symptoms ... #Diagnosis #Endocrinology
Pituitary Mass Effects - Pathogenesis and Clinical Findings
 • Pituitary turnors are almost always a benign
masses of all sizes ... Signs / Symptoms ... Headaches • Nausea ... #SideEffects #endocrinology ... mnemonic #GLFTAP #pathophysiology
Menstrual Cycle Physiology: Ovarian Cycle – Brief Overview
LH and FSH are required for follicular development and
- FSH from pituitary ... - LH from pituitary ... ovulation -> LH supports ... #OvarianCycle #pathophysiology ... #menstruation #endocrinology
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
• Other rare causes ... overgrowth: • Carpal ... diagnosis #signs #symptoms ... #endocrinology ... #pathophysiology
Primary Hyperthyroidism - Pathogenesis and Clinical Findings

Note: Although rare, gestational diseases can lead to thyrotoxicosis due
production by the pituitary ... Signs/Symptoms: ... Hyperthyroidism #endocrinology ... #pathophysiology
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
paresthesias (carpal ... malignancy Pathophysiology ... or refractory cases ... Diagnosis #Management #Endocrinology ... #Treatment #Pathophysiology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
with vascular causes ... findings BPPV • Short-lived ... positional episodes caused ... No auditory symptoms ... Long symptom-free
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
Tetanus Toxin -> Spores ... hemorrhagic rash; symptoms ... lymph -> Koplik's spots ... non-specific viral symptoms ... peds #pediatrics #pathophysiology
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained

Around Day 14, estrogen exerts sudden +++ positive feedback
on the anterior pituitary ... and release LH causes ... #OvarianCycle #pathophysiology ... #Ovulation #endocrinology