81 results
Adrenal Crisis
Do not confuse acute adrenal crisis with Addison disease. In 1855, Thomas Addison described a
the discovery of cortisone ... adrenalcrisis #cortisol
#Plasma concentration
12:00 P.M.
#ACTH
#Cortisol
Mean
Short-term fluctuations
6:00 P.M.
12:00 A.M.
6:00 A.M.
12:00 P.M.
Time of day
#ACTH #Cortisol
Limbic system
Medial/rostral hypothalamus
Lateral hypothalamus
Hypothalamic neurosecretion
ADH
Autonomic centers
Signal generator
CRH
Negative feedback
Sympathetic nervous system
Anterior pituitary
ACTH
Adrenal medulla
Adrenal cortex
#Cortisol
#Epinephrine (norepinephrine)
Response to signal
Adrenal cortex #Cortisol
ACTH
LH
Cholesterol
cholesterol desmolase
Pregnenolone
17a-hydroxylase 17 Hydroxyregnenolone
17,20-lyase
3B-hydroxysteroid
dehydrogenase
3B-hydroxysteroid
dehydrogenase
17a-hydroxylase
#Progesterone
17-Hydroxyprogesterone
17,20-lyase
21ß-hydroxylase
21ß-hydroxylase
11-Deoxycorticosterone
11-Deoxycortisol
11ß-hydroxylase
11ß-hydroxylase
#Cortisol
#Dehydroepiandrosterone
#DHEA
3ß-hydroxysteroid
dehydrogenase
个
#Androstenedione
#17B-hydroxysteroid
#dehydrogenase
#Testosterone
#aromatase
#FSH
#Estradiol
#5a reductase
#Corticosterone
aldosterone synthase
#Aldosterone
Angiotensin ||
#Dihydrotestosterone
(DHT)
11ß-hydroxylase #Cortisol
Principal features of Destructive and Irritative cortical lesions in right-handed individual

#Cortical #Cortex #Lesions #Features #Signs #Symptoms
and Irritative cortical ... individual #Cortical
Cortical Cataract - Slit Lamp Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Cortical #Cataract #Lens #Ocular #PhysicalExam #clinical #video
Cortical Cataract ... @oftalmopo #Cortical
Cortical and Nuclear Cataract - Slit Lamp Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Cortical #Nuclear #Cataract #Lens #Ocular
Cortical and Nuclear ... @oftalmopo #Cortical
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid ... lesion displays cortical ... Distal femoral cortical ... and "Avulsive cortical ... DrvonBorstel #Cortical
Clinical features of focal cortical brain lesions in a right-handed individual

Frontal, either:  
Intellectual impairment, 
Personality
features of focal cortical ... recognition #Cortex #Cortical
Cortical nephrocalcinosis on Renal POCUS
POCUS incidental finding - Cortical nephrocalcinosis  is rare.  Rarely a
Cortical nephrocalcinosis ... incidental finding - Cortical ... @EmergOmBur #Cortical