45 results
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
Bell's Palsy Bell ... Bell’s palsy happens ... By @rev.med #Bells ... #Palsy #neurology ... #anatomy #pathophysiology
Gowers' Sign on Physical Exam

Seen in this patient with Duchenne muscular dystrophy (DMD)

#Gowers #Sign #PhysicalExam #neurology
with Duchenne muscular ... #PhysicalExam #neurology ... clinical #video #pediatrics ... #muscular #dystrophy
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Cytokines, Mast Cells ... -> Incr Vascular ... Chemotaxis -> Vascular ... Vasculitis #HUV #Pathophysiology
Drug-Induced Edema
Drug-induced edema is caused by many drugs & can coincide with or worsen pre-existing peripheral
- Increased vascular ... alteration to vascular ... leading to  vascular ... release from mast cells ... #Pharmacology #Pathophysiology
Anaphylaxis: Pathogenesis
Anaphylaxis is a Type 1 hypersensitivity reaction
While the primary mechanism of anaphylaxis is mast cell
• Increased vascular ... of inflammatory cells ... #Anaphylaxis #pathophysiology
Non-cirrhotic Hyperammonemia - Differential Diagnosis Framework

Hematologic & Vascular:
 • Multiple myeloma & Acute leukemia (plasma cells
Hematologic & Vascular ... leukemia (plasma cells ... Differential #Diagnosis #Pathophysiology
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
allergen-specific plasma cells ... complexes bind to mast cells ... • Increased Vascular ... • Inflammatory cells ... Allergy #Immunology #pathophysiology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
direct injury to vascular ... endothelial cells ... PolyarteritisNodosa #Pathophysiology
Pathogenesis of Rheumatic Fever

Pathogenesis of rheumatic fever. 
1. GAS pharyngitis leads to antigenic presentation of pathogenic
peptides to T-cells ... cross-reactive T-cells ... expression of vascular ... Rheumatic #Fever #Pathophysiology
Bell's Palsy - Left Facial Nerve Palsy in a young child

#Bells #Palsy #Facial #Nerve #clinical #video
Bell's Palsy - Left ... young child #Bells ... clinical #video #neurology ... #pediatrics