888 results
The principal endocrine 'axes' and glands. Parathyroid glands, adrenal zona glomerulosa and endocrine pancreas are not
(GnRH = gonadotrophin-releasing ... Endocrinology #Pathophysiology
Feedback Loop: Prolactin (PRL)
 • PRL levels exhibit diurnal, menstrual, and age-related variation
 • TRH has
Hypothalamus -> Decr GnRH ... endocrinology #pathophysiology
Menstrual Cycle Physiology: Ovarian Cycle – Luteal Phase Explained
 • The LH surge can be thought
Production of GnRH ... days, allowing GnRH ... #OvarianCycle #pathophysiology
Benign Prostatic Hyperplasia: Pathogenesis and Medications
Aging
 -> Increased Testosterone -> Testosterone metabolized into DHT by type
cetrorelix) -> GnRH ... Hyperplasia #Prostate #Pathophysiology
Regulation of GFR
Physiologically, GFR is auto-regulated very precisely with changes in the mean arterial pressure (MAP)
Regulation of GFR ... Physiologically, GFR ... Neuro-hormonal feedback #Pathophysiology ... #Nephrology #GFR
Complications of CKD
 - Patients with stages 1-3 ([GFR] >30 mL/min) of CKD are generally asymptomatic;
with stages 1-3 ([GFR ... CKD stages 4-5 (GFR ... #Pathophysiology
Gram Negactive Bacteria Identification Algorithm #Diagnosis #Microbiology #GramNegative #Bacteria #Identification #Algorithm #Lactose #Oxidase #Urease #GNR
Oxidase #Urease #GNR
Algorithm demonstrating identification of aerobic gram negative bacteria #Diagnosis #Microbiology #GramNegative #Bacteria #Identification #Differential #Algorithm #Lactose
Lactose #Oxidase #GNR
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
: • Liver -> GHR ... • Muscle -> GHR ... Adipose Tissue -> GHR ... endocrinology #pathophysiology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Glomerulonephritides (GN ... ) • Primary GNs ... • Secondary GNs ... Post-infectious GN