60 results
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Tuberculosis: can cause ... include protein C deficiency ... Aldosterone Deficiency ... IV) Cortisol Deficiency ... Myalgia Cortisol Deficiency
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythropoietin, O2 Saturation ... Hemoglobin - O2 Saturation ... Chronic Chest Symptoms ... Diagnosis #Algorithm #Causes
Low O2 saturation that does not respond to supplemental O2
- Key diagnostic feature (sat < 85%
Low O2 saturation ... pulse oximeter causes ... decrease in O2 saturation ... FiO2 Severity of symptoms ... impaired O2 delivery Symptoms
Iron Deficiency in Heart Failure
Pathophysiology:
Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
Iron Deficiency ... → Inflammation causes ... improvement in symptoms ... endpoint of all-cause ... alissa_shega #iron #deficiency
Differential Diagnosis of Syncope
First, is it syncope? History is very important for distinguishing syncope from other
syncope from other causes ... Ask about precipitating ... events, prodromal symptoms ... Common causes of ... their associated symptoms
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
involved in B cell maturation ... BTK -> Impaired maturation ... to produce all classes ... antibodies) -> Complete deficiency ... immunity Signs/Symptoms
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
• Vitamin D Deficiency ... • Phosphate Deficiency ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Causes of Pelvic Organ Prolapse - Differential Diagnosis Algorithm
Herniation of one or more pelvic organs
Risk factors:
Causes of Pelvic ... age, estrogen deficiency ... Rectum - Defecatory symptoms ... Diagnosis #Algorithm #Causes
Refeeding Syndrome Overview

What Is It?
	• Electrolyte/fluid shifts caused by initiation of nutrition in severely malnourished patient.
Electrolyte/fluid shifts caused ... changes and may cause ... Hypo-Mg2+ • Vitamin deficiency ... overload) Other Symptoms ... • Vitamin D deficiency
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... : Acid maltase deficiency ... Neuromuscular #Weakness #Causes