166 results
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
mediated; exposure to allergen ... causes development ... of allergen-specific ... Allergic reaction ... Stevens-Johnson Syndrome
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology
Raynaud's Phenomenon on Physical Exam

#Raynauds #Syndrome #disease #phenomenon #clinical #video #physicalexam #fingers #hands #rheumatology
#Raynauds #Syndrome ... clinical #video #physicalexam ... fingers #hands #rheumatology
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Systemic Signs (DRESS Syndrome ... associated with allergic ... medication (in this case ... Images #Clinical #Dermatology ... SkinRash #DRESS #Syndrome
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Systemic Signs (DRESS Syndrome ... associated with allergic ... medication (in this case ... Images #Clinical #Dermatology ... SkinRash #DRESS #Syndrome
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... Allergies): - Allergic ... Rhinitis - Allergic ... Hypereosinophilic Syndrome ... #hematology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... • Acne • Allergy ... Diagnosis #Algorithm #Causes ... #Hematology #Oncology
Acute Pharyngitis: Differential Diagnosis
Infectious:
 • Respiratory viruses (25-45%)
 • Group A Strep (5-15%)
 • Other bacteria:
Acute Retroviral Syndrome ... Diffuse viral syndromes ... Noninfectious: • Allergic ... PFAPA, Behcet syndrome ... Differential #Diagnosis #causes
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... Jaw-winking syndrome ... thought to be caused ... Most cases are congenital ... video #neurology #physicalexam
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
Pemberton's Sign caused ... Elevating the arms causes ... superior vena cava syndrome ... Thyroid #Goiter #PhysicalExam ... neck #mass #SVC #Syndrome