31 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyporeflexia: • Hypercalcemia ... polyneuropathy (e.g ... injury, Early ALS ... #differential # ... diagnosis #table #neurology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... - Differential ... Liver Failure • Hypercalcemia ... Pulmonary Disease Neurologic ... Depression • Multiple Sclerosis
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Hyperkalemia ... Chronic progressive ... Drug-induced hyperkalemia ... Metabolic #Acidosis #differential ... #nephrology
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... Cerebellar Disease (e.g ... stroke, multiple sclerosis ... Wilson's Disease • Progressive ... MovementDisorders #Neurology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... • LDH ↑ • Hyperkalemia ... /Late - Hypercalcemia ... Dialysis for severe hyperkalemia ... #treatment #nephrology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
syndromes such as ... resonance imaging [MRI ... Progressive MS ( ... objective evidence of neurologic ... diagnosis #management #neurology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
uropathy, Metabolic causes ... (e.g., hypokalemia ... , hypercalcemia) ... Classification #Types #Nephrology ... #Diagnosis #Differential
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential ... SGLT2 inhibitors (e.g ... Hereditary, Lithium, Hypercalcemia ... #nephrology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... EMG: LMN Signs in ... MRI: Brain, cervical ... conditions listed in differential ... #neurology #diagnosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lung nodules, may also ... : • Multiple Sclerosis ... #diagnosis #causes ... #radiology #neurology