89 results
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
an identifiable cause ... The cause is unknown ... infections such as ... #Palsy #neurology ... #anatomy #pathophysiology
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Bell's Phenomenon ... Physical Exam Carles ... Bell realized that ... clinical #video #PhysicalExam ... ophthalmology #neurology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... many different causes ... the commonest cause ... variety known as ... #Palsy #Neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... with a central cause ... of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Thrombocytosis: cells ... lyse as sample ... 7) - principal cells ... Diagnosis #Algorithm #causes ... potassium #high #pathophysiology
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
urinalysis, labs - Management ... Glomerular (red blood cells ... renal biopsy - Management ... ultrasonography - Manaqement ... drainage, or stenting as
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• Epithelial cells ... Renal tubular cells ... disease, but can also ... key #diagnosis #nephrology ... #casts
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... Lysis Syndrome: • Pathophysiology ... Lysis of tumor cells ... #diagnosis #management
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... - Causes progressive ... Escorial criteria uses ... Lateral #Sclerosis #neurology ... #diagnosis #management
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
exposure to allergen causes ... allergen's surface as ... harmful -> Th Cells ... macrophages, mast cells ... Allergy #Immunology #pathophysiology