57 results
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
- Due to Viral infection ... Circulatory Symptoms ... symptoms - most ... rewarming • Symptoms ... hemolytic #anemia #hematology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... Infarction - Infection ... Lower motor neuron symptoms ... Upper motor neuron symptoms ... Vertebral burst fracture
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
findings: • Symptoms ... compression by fractured ... Causes: 1. ... Infections: - ... Compression Symptoms
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
: • 1400 new cases ... Direct microbial infection ... Alterations: - Sensory features ... Bilateral signs and/or symptoms ... causes need to
Urticaria (hives): Skin reaction that occurs in response to cold, food allergies, meds, environmental exposures, stings,
infections
in response to cold ... exposures, stings, infections ... with systemic symptoms ... Clinical #Photo #Dermatology
Causes of Back Pain - Differential Diagnosis Algorithm
Always assess for red flags. If no red flags,
Causes of Back Pain ... constitutional symptoms ... of neoplasm • Fracture ... • Tumor/lnfection ... Unresolved Radicular Symptoms
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Mycoplasma pneumoniae infection ... spherocytosis) • Infections ... Extravascular #Causes ... differential #diagnosis #hematology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... vomiting, auditory symptoms ... Temporal Bone Fracture ... Imbalance, neurologic symptoms ... nystagmus - Infection
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Warm AIHA • Cold ... circulation - Infections ... Diagnosis #Algorithm #Causes ... #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic Causes ... • AIHA: warm, cold ... drug induced • Infections ... Intravascular Causes ... classification #hematology