61 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Polycythemia (Erythrocytosis ... Differential Diagnosis Algorithm ... Cyanosis without Pulmonary ... Chronic Chest Symptoms ... Apnea • Chronic Pulmonary
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Erythrocytosis - ... Differential Diagnosis Algorithm ... Hypoxia-driven: Cardiac/pulmonary ... /CO poisoning, OSA ... MatthewHoMD #Erythrocytosis
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Present Secondary erythrocytosis ... Oxygen therapy - Pulmonary ... Absent Secondary erythrocytosis ... Comparison #Signs #Symptoms
Approach to Headache - Differential Diagnosis Framework
Red Flags (SNOOPY)
S: Systemic Symptoms
N: Neuro Symptoms
O: Onset - Sudden
O:
) S: Systemic Symptoms ... N: Neuro Symptoms ... Differential #Diagnosis #algorithm ... #neurology
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... lung disease • Pulmonary ... • Drugs* • Coma ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... nephrolithiasis • Symptoms ... → Refer to Nephrology ... Hematuria #Diagnosis #Algorithm ... #Workup #urology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Differential Diagnosis Algorithm ... vomiting, auditory symptoms ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... Dizziness #Vertigo #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Varies • No neurologic ... No auditory symptoms ... Long symptom-free ... Dizziness #Vertigo #Algorithm
Somatoform Disorders - Differential Diagnosis Algorithm
 - Patient presents with complex medical problem or symptoms that
Differential Diagnosis Algorithm ... medical problem or symptoms ... secondary gain Symptoms ... Conversion Disorder - Neurologic ... Differential #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Differential Diagnosis Algorithm ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... #Hyponatremia #Nephrology ... Differential #Diagnosis #Algorithm