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Pathology | Medicine (MD/DO) School Study Aid
Hyperaldosteronism Overview
- Mechanism
- Adrenal Glands
- Increased Aldosterone
- Aldosterone Escape Mechanism
- Clinical Findings
- No Significant Edema
- Hypertension
- Hypokalemic Metabolic Alkalosis
- Types
- Primary Hyperaldosteronism
- Secondary Hyperaldosteronism
- Pseudohyperaldosteronism
3 mins
Adrenoleukodystrophy
- Pathophysiology
- X-linked Recessive
- Peroxisome Dysfunction
- ABCD1 Mutation
- Presentation
- Adrenal Insufficiency
- Leukoencephalopathy
- Testicular Insufficiency
- Diagnosis
- Increased Very Long-chain Fatty Acids (VLCFA)
- Demyelination
- Genetic Testing
- Treatment
- Lorenzo's Oil
- Hematopoietic Stem Cell Transplantation
3 mins
Secondary Hyperaldosteronism
- Etiologies
- Renal Artery Stenosis
- Reninoma
- Chronic Disease of Liver, Kidney, or Heart
- Clinical Features
- Edema
- Hypertension
- Hypokalemic Metabolic Alkalosis
- Diagnosis
- Increased Aldosterone
- Increased Renin
- Treatment
- Treat Underlying Disorder
- Aldosterone Antagonists
3 mins
Primary Hyperaldosteronism
- Etiology
- Increased Aldosterone Secretion
- Adrenal Adenoma
- Bilateral Adrenal Hyperplasia
- Clinical Features
- Hypertension
- Hypokalemic Metabolic Alkalosis
- No Significant Edema
- Diagnosis
- Increased Aldosterone
- Decreased Renin
- Abdominal CT Scan
- Management
- Aldosterone Antagonists
- Surgery
3 mins
11 Beta-Hydroxylase Deficiency
- Pathophysiology
- Decreased Cortisol
- Decreased Aldosterone
- Increased Sex Hormones
- Increased 11 Deoxycorticosterone (11 DOC)
- Signs and Symptoms
- Hypertension
- Masculinization
1 min
17 Alpha Hydroxylase Deficiency
- Decreased Cortisol
- Decreased Sex Hormones
- Increased Mineralocorticoids (DOC)
- Hypertension
- Hypokalemia
- XY Externally Phenotypic Female
- No Internal Reproductive Structures Due to Mullerian Inhibitory Factor
- XX Externally Phenotypic Female
- Sexual Infantilism
2 mins
21 Hydroxylase Deficiency
- Pathophysiology
- Decreased Cortisol
- Increased 17 Hydroxyprogesterone
- Decreased Aldosterone
- Signs and Symptoms
- Hypotension
- Increased Renin
- Hyperkalemia
- Female Pseudohermaphroditism
2 mins
Pheochromocytoma
- Cause/Mechanism
- Adrenal Medulla Tumor
- Increased Catecholamines
- Assessment
- Episodic Hypertension
- Diaphoresis
- Abdominal or Chest Pain
- Interventions
- Surgery
- Antihypertensives
- Phenoxybenzamine
- Metyrosine (Demser)
- Considerations
- Do Not Palpate Abdomen
3 mins
Waterhouse-Friderichsen Syndrome
- Acute 1° Adrenal Insufficiency
- Adrenal Hemorrhage
- Hypotension
- Neisseria meningitidis
- DIC
1 min
Addison's Disease
- Mechanism
- Chronic 1° Adrenal Insufficiency
- Atrophy
- Destruction
- Symptoms
- Deficiency In Cortisol And Aldosterone
- Skin Hyperpigmentation
- Increased POMC
- Hypotension
- Hyperkalemia
- Acidosis
- Addisonian Crisis
- Diagnosis
- ACTH (Cosyntropin) Stimulation Test
- Treatment
- Exogenous Cortisol
2 mins
Addisonian Crisis
- Assessment
- Severe Symptoms
- Shock
- Interventions
- High-Dose Hydrocortisone
- Large Volumes of IV Fluid
- Insulin with Dextrose
- Kayexalate
- Loop or Thiazide Diuretics
2 mins
Cushing's Syndrome Characteristics
- More Common in Women
- Exogenous Etiologies
- Glucocorticoids
- Endogenous Etiologies
- Decreased ACTH
- Primary Adrenal Disease
- Increased ACTH
- Pituitary Adenoma (Cushing's Disease)
- Paraneoplastic: Small Cell Carcinoma
- CRF-releasing Tumors
2 mins
Cushing's Syndrome Symptoms And Diagnosis
- Symptoms/Findings
- Osteoporosis
- Amenorrhea
- Truncal Obesity
- Skin Changes
- Buffalo Hump
- Immune Suppression
- Moon Facies
- Hypertension
- Decreased Insulin Sensitivity
- Diagnosis
- 24-hour urine free Cortisol
- Dexamethasone Suppression Test
2 mins
Syndrome Of Apparent Mineralocorticoid Excess (SAME)
- Pathophysiology
- 11 Beta-Hydroxysteroid Dehydrogenase Deficiency
- Elevated Cortisol
- Low Renin
- Low Aldosterone
- Causes
- Autosomal-Recessive
- Licorice (glycyrrhetinic acid) Ingestion
- Signs & Symptoms
- Hypertension
- Hypokalemia
- Metabolic Alkalosis
- Treatment
- Potassium-Sparing Diuretics
4 mins
Neuroblastoma Characteristics and Presentation
- Characteristics
- Malignant Neuroendocrine Tumor
- Neural Crest Cells Origin
- Sympathetic Ganglia
- Adrenal Glands
- Amplification of N-myc Oncogene
- Most Common Cancer In Infancy
- Clinical Presentation
- Abdominal Mass That Can Cross Midline
- Gastrointestinal Distress
- Metastasis
- Raccoon Eyes
- Opsoclonus-Myoclonus Syndrome
4 mins
Neuroblastoma Diagnosis and Management
- Diagnosis
- 24-hour Urine Test
- Increased Catecholamines
- Homovanillic and Vanillylmandelic Acid
- Ultrasound
- Magnetic Resonance Imaging (MRI)
- Biopsy
- Pathology
- Small Round Blue Cells
- Homer-Wright Rosettes
- Bombesin Positive
- Neuron Specific Enolase Positive
- Interventions
- Local Excision
- Chemotherapy
- Radiation
4 mins
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