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Visual Diagnosis. Rakesh D. Mistry, MD, MS Division of Emergency Medicine Children’s Hospital of Philadelphia. 8 mo. with fever and diaper rash. 8 mo. with fever and diaper rash. Differential Diagnosis Bullous impetigo S. aureus scalded skin Erysipelas Perianal group A strep
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Visual Diagnosis Rakesh D. Mistry, MD, MS Division of Emergency Medicine Children’s Hospital of Philadelphia
8 mo. with fever and diaper rash Differential Diagnosis • Bullous impetigo • S. aureus scalded skin • Erysipelas • Perianal group A strep • Stevens-Johnson • Partial-thickness burn
Local necrotizing skin infection Microbiology Streptococcus pyogenes (GABHS) S. aureus Pseudomonas aeurginosa Systemic Ecthyma gangrenosa Immune deficiency Ecthyma
Facial Swelling • Dental abscess • Facial cellulitis • Parotitis • Sinusitis • Lymphadenitis • Insect bite
Facial Cellulitis • Microbiology • Staphylococcus aureus • Group A ß-hemolytic Streptococcus (GABHS) • Haemophilus tnfluenzae type B • Treatment: • Cephalosporins, clindamycin • Consider IV
Parotitis • Displaces ear • Obscures inferior border and angle of mandible • Microbiology • S. aureus • Oral flora • Infuenzae • Coxsackie/Enteroviruses • Mumps • HIV • Consider imaging for abscess
Lymphadenitis • Microbiology • GABHS • H. influenzae • S. aureus • Oral flora • Treatment • Ampicillin/Sulbactam • Clindamycin • Consider imaging for abscess
Popsicle Panniculitis • Extended contact with cold • Subcutaneous fat necrosis • Benign condition: Reassurance
Urethral Prolapse • Pre-pubertal girls • Associated with constipation, increased abdominal pressure • Management • Sitz baths and reassurance • Topical estrogen cream • Urology follow-up
Hematocolpos • Imperforate hymen • Primary amenorrhea • Abdominal mass • Treatment: Surgical
Electrical Burn • Differential • Caustic ingestion • Infectious • Risk for delayed labial artery bleed
Differential Diagnosis GABHS N. gonorrhea Adenovirus Influenza Mononucleosis Epstien-Barr Virus (EBV) Cytolomegalovirus (CMV) Diagnosed GABHS (+) Placed on penicillin 15 y.o. fever, sore throat, abdominal pain
Peritonsillar Abscess • Older children and adolescents • “Hot-potato” voice • Trismus and drooling • Management • Needle aspiration • Antibiotic therapy
Ludwig’s Angina • Submandibular/sublingual infection • Rapidly progressive • Management • Monitor airway • IV antibiotics • Surgical drainage
Vitamin D Deficiency • Hypocalcemia • Dietary • Skeletal findings • Bowing • Epiphyseal widening • “Rachitic rosary”
Radial Head Subluxation • Typical appearance of well-appearing child not using affected arm • Reduction • Supination-Flexion • Pronation-Extension
8 y.o. female with fatigue and dyspnea on exertion for 2 weeks
Typically appears with hemoglobin ~8 gm/dL Anemia Nutritional Blood loss Malignancy RBC destruction Anemia
Central Cyanosis • Severe pulmonary disease • Shock • R L cardiac shunt • Polycythemia • Abnormal hemoglobin states
Oxidative stress: diarrhea, dehydration, acidosis Methemogobin cannot carry O2 tissue hypoxia Fluid resucitation Methylene blue Methemoglobinemia
Petechiae • Meningococemia • Viral exanthem • Rocky Mountain Spotted Fever (Rickettsia rickettsi) • Immune Thrombocytopenic Purpura • Mechanical
5 y.o. male casted 3 days ago for presumed fracture, now with rash
Presentation Palpable purpura Joint swelling and pain Abdominal Pain Renal involvement Management Pain control Urinalysis Consider steroids Henoch-Schonlein Purpura