Pediatrics

Pyloric Stenosis Patient will be 2–6 weeks old Non-bilious projectile vomiting after feeding and early satiety PE will show RUQ olive-like mass (hypertrophied pylorus) Labs will show hypochloremic hypokalemic metabolic alkalosis Diagnosis is made by ultrasound or UGI series (string sign) Treatment is surgical Sample question: A 3-week-old boy presents with two days of non-bilious projectile vomiting. Examination reveals a mass in the infant’s right upper quadrant. read more…

Sample question: A 2-year-old boy is brought by his parents to the clinic because of opacity and hyperpigmentation of both eyes. His skin is noted to be dry and scaly, especially on the arms, legs, shoulders, and buttocks. He also gets sick frequently. Physical examination reveals an afebrile and weak-looking child. There is a note read more…

Rocky Mountain spotted fever (RMSF) Patient with a history of recently being in the woods hiking or camping Complaining of abrupt onset of severe headache, photophobia, vomiting, diarrhea, and myalgia PE will show maculopapular eruption on the palms and soles Most commonly caused by Rickettsia rickettsia Treatment is ALWAYS doxycycline, even in children Sample question: A 19-year-old woman presents with four days of read more…

Anticholinergic Toxidrome PE will show hyperthermia, tachycardia, mydriasis, and dry skin Treatment is supportive care alone or in combination with antidotal therapy with physostigmine Comments: Classes of medications with anticholinergic properties include antihistamines, tricyclic antidepressants, and sleep aids Mnemonic: “Mad as a hatter” (AMS), “blind as a bat” (mydraisis), “red as a beet” (flushed skin), “hot as a hare”(anhydrosis), and “dry as read more…

Kawasaki Disease Patient is a child With a history of high fever for 5 days Conjunctivitis, rash, adenopathy, strawberry tongue, hand/feet edema, fever Treatment is IVIG + aspirin Comments: #1 cause of pediatric acquired heart disease, risk for coronary artery aneurysm Mnemonic: CRASH and burn: Conjunctivitis, Rash, Adenopathy, Strawberry tongue, Hand/feet edema, Fever Sample question: A 4-year-old girl is brought to read more…

Tetralogy of Fallot Patient with a history of episodes of cyanosis (tet spells) and squatting for relief PE will show pulmonic stenosis, right ventricular hypertrophy, overriding aorta, VSD CXR will show “boot-shaped” heart Comments: Most common cyanotic congenital heart disease Mnemonic: PROVe: Pulmonic stenosis, Right ventricular hypertrophy, Overriding aorta, VSD Sample question: A 1-year-old girl presents to the emergency room after her mother noticed that she became blue while crying. The patient subsequently read more…

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Chlamydia Cervicitis Diagnosis is made by nucleic acid amplification testing (NAAT) Most commonly caused by Chlamydia trachomatis Treatment is azithromycin Comments: Most commonly reported sexually transmitted disease in the United States Empirically treat for concomitant gonorrhea The United States Preventive Services Task Force recommends routine screening for sexually active women < 24 years of age, and in women > read more…

Pertussis (Whooping Cough) Patient with a history of nasal congestion, cough, and low-grade fever “Rapid fire,” repetitive coughing followed by an inspiratory “whoop” and post-tussive emesis Most commonly caused by Bordetella pertussis Treatment is a macrolide – azithromycin Sample question:  A 2-year-old boy who is new to your practice is brought to the clinic because of coughing. For the past two weeks, he has had rhinorrhea read more…

von Willebrand Disease Patient with a history of a parent with similar symptoms Mucosal hemorrhage or bleeding that is difficult to control Labs will show decreased factor VIII, prolonged bleeding time Treatment is desmopressin (DDAVP) Comments: Most common inherited bleeding disorder, autosomal dominant Sample question: A 9-year-old child is being evaluated for frequent epistaxis and easy bruising tendencies. Bleeding time is prolonged, PT, PTT, read more…

Hyphema Patient with a history of blunt or penetrating trauma Complaining of blurry vision PE will show unequal pupils, injected conjunctiva/sclera and blood in anterior chamber Treatment is eye protection and rest with the head of the bed at 30-45 degrees all the times A 13-year-old boy is brought to the urgent care clinic by his mother. He read more…

Osgood-Schlatter Disease Patient will be an athlete 10–15 years old Complaining of knee pain while running PE will show tenderness over the tibial tubercle Treatment is ice, NSAIDs, quadriceps stretching Example: A 12-year-old boy presents to his pediatrician’s office for right knee pain that started three months ago after starting basketball practices. On physical exam, the read more…

Molluscum Contagiosum Patient will be a school-age child Presenting with “warts” PE will show multiple waxy, dome-shaped papules with umbilicated appearance Most commonly caused by poxvirus Treatment is self-limiting

Complex Regional Pain Syndrome Patient will have a history of previous extremity injury or fracture Complaining of light touch causing extreme pain and allodynia (pain felt from a nonpainful stimulus, such as clothes or bed sheets on the skin) Treatment is NSAIDs, gabapentin, sympathectomy

Bacterial Tracheitis Patient will be 3–5 years old High fever, barky cough, stridor Treat as airway emergency! Comments: Patient will look like croup but toxic appearing Sample Question: A 3-year-old boy presents in severe respiratory distress. His mother informs you that he has been ill for the last five days, initially with a low-grade fever and “barky cough.”  read more…

Absence Seizures Patient will be a 5–10 years old Sudden mental status alteration without motor activity or a blank stare EEG during an event would show symmetric 3 Hz spike and wave activity Treatment is ethosuximide Comments: There will be no aura or postictal state

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Causes: adhesions (pelvic surgery) > tumor > hernia (inguinal) Proximal: bilious vomiting  Distal: feculent vomiting High pitched bowel sounds X-ray: dilated bowel, air-fluid levels, “stack of coins” or “string of pearls” sign Modality of choice: CT NGT, surgery

Appendicitis Patient will be complaining of fever, pain that began periumbilical then moved to RLQ, nausea and anorexia PE will show Psoas sign (RLQ pain on extension of right hip), Obturator sign (RLQ pain on internal rotation of flexed right hip), Rovsing sign (right lower quadrant pain when the left lower quadrant is palpated) Diagnosis is made by ultrasound, CT Most commonly caused read more…