13 results
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Causes of Pediatric ... Diarrhea - Differential ... Cystic Fibrosis • Celiac ... Disease • Primary ... #Peds #Pediatrics
Causes of Copper Deficiency - Differential Diagnosis
Hereditary: 
 - Menkes disease, familial hypoceruloplasminemia
Decreased / Inadequate Intake:
Causes of Copper ... Deficiency - Differential ... , Celiac sprue, ... gastrectomy, prolonged diarrhea ... #Differential #
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
- Differential ... have had prior evaluations ... Red Flags: • Fever ... • Vomiting, diarrhea ... #Differential #
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... certain foods or meds ... disease Inflammatory ... Workup #diagnosis #differential ... #testing #evaluation
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the Evaluation ... Causes of acute ... Systemic disease ... #management #algorithm ... workup #diagnosis #differential
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Legg-Calve-Perthes disease ... Vit B12, B6, Cu deficiency ... - HIV - Lyme disease ... pain/swelling - Fever
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... • Autoimmune diseases ... Cellular immune deficiency ... inhibitors under evaluation ... Lymphohistiocytosis #diagnosis #management
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... tongue), abd pain, diarrhea ... related to IBD, celiac ... disease, other ... #diagnosis #management
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... • Periodontal Disease ... Complement Deficiency ... Bronchitis • Chronic Diarrhea ... Infection #Fever
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
dissection is caused ... Evaluation: 1. ... • Aortic valve disease ... Pulse deficit/differential ... Dissection #diagnosis #management