676 results
Feedback Loop: Prolactin (PRL)
 • PRL levels exhibit diurnal, menstrual, and age-related variation
 • TRH has
Feedback Loop: Prolactin ... Prolactin #PRL #FeedbackLoop
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Feedback Loop: Growth ... GrowthHormone #GH #FeedbackLoop
Regulation of GFR
Physiologically, GFR is auto-regulated very precisely with changes in the mean arterial pressure (MAP)
neuro-hormonal feedback ... Tubuloglomerular feedback ... Neuro-hormonal feedback
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained

Around Day 14, estrogen exerts sudden +++ positive feedback
sudden +++ positive feedback ... negative to positive feedback
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Diarrhea • RENAL ... gas transport, renal ... tubulo-glomerular feedback
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Tubuloglomerular feedback ... filtration - Renal ... stretch - decreased renal ... blood flow and renal ... Instability: - Renal
Renal Tubular Disorders

 • Distal Renal Tubular Acidosis (Type 1)
 • Proximal Renal Tubular Acidosis (Type
Renal Tubular Disorders ... • Distal Renal ... ) • Proximal Renal ... • Hyperkalemic Renal ... sarahthelyon #RTA #Renal
Perioperative Acute Renal Failure Management

Pre-renal | Renal | Post-Renal

 - Mark Harris, MD MPH @ https://twitter.com/MarkHarrisMD
Perioperative Acute Renal ... Management Pre-renal ... | Renal | Post-Renal ... Perioperative #AKI #Renal
Causes of Acute Kidney Injury - Differential Diagnosis Framework 
Pre-Renal
Post-Renal
Intrinsic Renal:
 • Tubules (ATN)
 • Glomerular:
Framework Pre-Renal ... Post-Renal Intrinsic ... Renal: • Tubules
Causes of acute kidney injury (AKI). AKI is classified into pre-renal, renal, and post-renal causes. Renal
classified into pre-renal ... , renal, and post-renal ... Renal causes of