12 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyporeflexia: • Hypercalcemia ... polyneuropathy (e.g ... Hyperreflexia: • Hypocalcemia ... Testing #Causes #differential ... diagnosis #table #neurology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
., hypokalemia, ... hypercalcemia), ... disease, Drugs (e.g ... Classification #Types #Nephrology ... #Diagnosis #Differential
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 ... diagnosis #causes #nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
of Polyuria - Differential ... SGLT2 inhibitors (e.g ... Hereditary, Lithium, Hypercalcemia ... #Polyuria #Differential ... Diagnosis #Causes #nephrology
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... • Low EABV (e.g ... • NSAlDs #Hyperkalemia ... IntercellularShift #Nephrology ... #Differential #
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... • Cell Lysis (e.g ... • Digoxin #Hyperkalemia ... IntercellularShift #Nephrology ... #Differential #
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... it possible to differentiate ... #Evolution #MRI ... #Progression #Stroke ... Interpretation #Findings #Neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
resonance imaging [MRI ... → Secondary Progressive ... Progressive MS ( ... objective evidence of neurologic ... diagnosis #management #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Blood transfusion, Hypercalcemia ... Vascular narrowing on MRA ... Reversible course Differential ... diagnosis #management #neurology
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
skull neoplasms (e.g ... neuropathy (LHON) plus MRI ... consistent with MS ... BEE #Syndromes #neurology ... noninflammatory #differential