12 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... disease - Renal ultrasound ... Duplex Doppler ultrasound ... selective renal intra-arterial ... • Cushing’s syndrome
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
High effective arterial ... • Low Urine Cl ... • High Urine Cl ... urine #potassium #differential ... algorithm #diagnosis #nephrology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... toxo IgG • CNS PCR ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... MRI- Sagittal, axial ... #differential # ... diagnosis #causes ... #neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... (AG) = {Na - (Cl ... D-lactate (short bowel syndrome ... , intestinal bacterial ... Diagnosis #Summary #Nephrology
Causes of Syncope - Differential Diagnosis Algorithm
Cardiac - Arrhythmia:
 • Tachyarrhythmia
 • Bradyarrhythmia
 • Supraventricular Tachycardia
Causes of Syncope ... - Differential ... • Sick-Sinus Syndrome ... Reduced Effective Arterial ... #Differential #
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... / hypoxemia -> focus ... - Compartment syndrome ... ’s • Reduced Arterial ... Acidosis #Elevation #Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Pneumonia: • 3 syndromes ... of a "flu-like syndrome ... factor • May cause ... #diagnosis #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Libman Sacks) • Atrial ... Cholesterol emboli syndrome ... Septic emboli cause ... Diagnosis #cardiology #infectiousdiseases
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
region Viral Syndromes ... ; dengue shock syndrome ... virus disease Bacterial ... Fever #Travel #Differential ... #Diagnosis #InfectiousDiseases