16 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... (Erythrocytosis ... Differential Diagnosis Algorithm ... Cyanosis without Pulmonary ... #Causes #Hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Erythrocytosis - ... Differential Diagnosis Algorithm ... Polycythemia - Acquired Causes ... Hypoxia-driven: Cardiac/pulmonary ... #hematology
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... Differential Diagnosis Algorithm ... neuropathy • Visual ... Lightheadedness #Neurology ... #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... #Hyponatremia #Nephrology ... #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... #Hyponatremia #Nephrology ... #Causes
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Weakness • Cardio-pulmonary ... Dermatomyositis • Viral ... Peripheral #Weakness #Neurology ... #Causes
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Differential Diagnosis Algorithm ... treat underlying cause ... Pulmonary Diseases ... Differential #Diagnosis #Algorithm ... #diagnosis #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... : Proximal and distal ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... wasting from other causes ... suggests extra-renal causes ... Proximal RTA, Distal ... differential #potassium #nephrology
THE LIMPING OR NON-WEIGHT BEARING CHILD PATHWAY

RED FLAGS - In all cases there are specific
markers which
FLAGS - In all cases ... splenomegaly, abnormal neurology ... , back pain Haematology ... #Limping #NWB #Algorithm