83 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
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
Primary Adrenal ... dysfunctional adrenal ... Elevated, because feedback ... inhibition by adrenal ... injury to the adrenal
Common ultrasound abnormalities seen on kidney and urinary bladder POCUS

- Dr. Abhilash Koratala MD - NephroPOCUS
urinary bladder POCUS ... differential #diagnosis #pocus ... #ultrasound #renal
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Diarrhea • RENAL ... gas transport, renal ... tubulo-glomerular feedback
Adnexal Ectopic Pregnancy on POCUS
Woman in her 20s presents with vaginal bleeding. Transabdominal clip is taken
Adnexal Ectopic ... Pregnancy on POCUS ... Answer: A left adnexal ... MaizeandLube #Adnexal ... Ectopic #Pregnancy #POCUS
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 Infarction on POCUS

An illustrative case of renal infarction: Note that there is almost no color
Renal Infarction ... on POCUS An ... illustrative case of renal ... consistent with renal ... #Infarction #POCUS
Blunt Trauma Kidney Laceration on POCUS
- 23 y/o man presented with RUQ ~ epigastric pain 
-
Laceration on POCUS ... Kidney #Laceration #Renal ... Blunt #Trauma #POCUS
Emergency physician interpretation of point-of-care ultrasound for identifying and grading of hydronephrosis in renal colic compared
hydronephrosis in renal ... VisualAbstract #POCUS