15 results
Congenital Adrenal Hyperplasia - 21-Hydroxylase Deficiency - Signs and Symptoms
 • Brain: Androgenization effects, Glucocorticoid effects,
21-Hydroxylase Deficiency ... - Signs and Symptoms ... #Hydroxylase #Deficiency ... #Signs #Symptoms ... #diagnosis #endocrinology
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Vitamins and Vitamin Deficiency ... Anaemia, neural tube defects ... #differential # ... diagnosis #signs ... #symptoms #nutrition
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Circulating galactose-deficient ... Deficiency in galactosylation ... HenochScholeinPurpura #Pathophysiology ... #Diagnosis #Signs ... #Symptoms
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates lipolysis Signs ... /Symptoms: • GH ... deficiency: ... #FeedbackLoop #endocrinology ... #pathophysiology
Hypothyroid Myopathy
Very common (up to 80% ) in patients with hypothyroidism
Pathophysiology:
 • T4 deficiency leads to
hypothyroidism Pathophysiology ... : • T4 deficiency ... Hypothyroid #Myopathy #pathophysiology ... #signs #symptoms ... #endocrinology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... ) - Affects the ... Presentation - Systemic Symptoms ... purpura: strong sign ... differential #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Presentation: Systemic Symptoms ... purpura: Strong sign ... • Progressive symptoms ... impairment, neurologic deficits
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
21-Hydroxylase Deficiency ... amount of enzyme deficiency ... Signs/Symptoms/Complications ... #21HydroxylaseDeficiency #21OHD #pathophysiology ... #genetics #endocrinology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... endocrine: Vitamin B12 deficiency ... venom from animal bites ... Lack of UMN/LMN signs ... #Weakness #Differential
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
Atrioventricular defects ... PM #Diagnosis #Pathophysiology ... #Signs #Symptoms ... #Vasculitis