39 results
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Crises can be precipitated ... The underlying pathophysiology ... Can be triggered ... #Features #Signs ... #Symptoms
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... hyperglycemic crises ... diabetes Key signs ... /symptoms of HHS
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Guidelines for Crises ... (late sign) (→ ... Phaeochromocytoma Neurologic ... Guidelines for crises ... Checklist #Diagnosis #Management
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... WBC >100k, + lab signs ... into serum • Triggers ... TLS #diagnosis #management
Bullous Pemphigoid - Diagnosis and Management Summary
Pathophysiology: Autoantibody-mediated damage to epithelial basement membrane -> separation of
Diagnosis and Management ... Summary Pathophysiology ... dermis Clinical Signs ... /Symptoms/Exam findings ... - Erosions and crusts
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
"pass out" • Symptoms ... may be triggered ... Associated with nausea ... differential #diagnosis #neurology ... #management
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Environmental triggers ... Viral replication causes ... PolyarteritisNodosa #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
enzyme 21-OHase causes ... • Salt wasting crisis ... "salt wasting crisis ... Signs/Symptoms/Complications ... #21HydroxylaseDeficiency #21OHD #pathophysiology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Diagnosis and Management ... extrapulmonary cases ... Clinical Signs ... years - May have signs ... decreased reflexes Pathophysiology
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
prostaglandin E2 • Triggered ... Body temperature rises ... rapidly fatal • Causes ... #Hyperthermia #comparison ... #diagnosis #management