Kitano Medical Research Institute, Public Interest Incorporated Foundation, Tatsunokofukai

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Number of hospitalized patients by disease in FY2024

Number of hospitalized patients by disease in 2024

Total: 4,070: 3,743 pediatricians (including 244 NICU staff), 327 pediatric surgeons

●Infectious disease 608 NICU 244
Group A beta-hemolytic streptococcal infection 13 Extremely low birth weight (up to 999g) 4
COVID-19 27 Very low birth weight infants (1000-1499g) 13
Epstein-Barr virus infectious mononucleosis 5 Low birth weight babies (1500-2499g) 75
Respiratory syncytial virus infection 8 Birth weight 2500g or more 152
Adenovirus infections 34 (Details are listed separately for NICU hospitalized patients)
influenza 134 Blood and tumors 99
Viral toxicosis 1 T-lymphoblastic lymphoma 1
Enterovirus infections 7 Virus-associated hemophagocytic syndrome 1
Parainfluenza virus infection 3 Suprasellar germ cell tumors 4
Human metapneumovirus infection 3 Transient abnormal myeloproliferative disorder 1
Staphylococcal scalded skin syndrome 1 Liver tumors 1
Helicobacter pylori infection 1 Thrombocytopenia 4
Herpangina, hand, foot and mouth disease, exanthema subitum 69 Acquired pure red cell aplasia 1
Mycoplasma infection 3 aplastic anemia 2
Rheumatic fever 1 bleeding gums 1
Submandibular abscess, submandibular gland abscess 2 Childhood acute lymphoblastic leukemia 12
Acute lymphadenitis of the lower extremities 1 Neuroblastoma 12
Lower leg lymphangitis 1 Testicular cancer 1
Acute upper respiratory tract infection 72 Anterior mediastinal tumors 1
Acute pharyngitis, tonsillitis 85 Fourth ventricle ependymoma 6
Acute suppurative lymphadenitis 5 Adenomyomatosis of the gallbladder 1
Acute suppurative parotitis 4 Iron deficiency anemia 2
acute otitis media 26 Idiopathic thrombocytopenic purpura 5
acute sinusitis 1 Infantile hemangioma 33
bacterial infection 4 Brain tumor 1
Chest herpes 1 Leukopenia 1
Cervical lymphadenitis 17 pancytopenia 1
Primary herpesvirus stomatitis 1 Subcutaneous tumors 1
aseptic meningitis 12 Adrenal tumors 1
Bacterial meningitis 4 Pilocytic astrocytoma 1
odontogenic maxillary sinusitis 1 Ovarian cyst torsion 3
Humeral osteomyelitis 1 ovarian tumors 1
Invasive pneumococcal infection 1 ●Endocrine/metabolism 97
chickenpox 1 type 1 diabetes 5
Shingles 2 Ornithine transcarbamylase deficiency 1
Central venous catheter infection 2 Ketotic Vomiting Syndrome 31
Contagious impetigo 8 Ketotic hypoglycemia 18
sepsis 13 Graves' disease 1
whooping cough 4 Pyruvate dehydrogenase complex deficiency 1
sinusitis 4 Homocystinuria type 3 4
cellulitis 20 Weakness 1
Axillary abscess 1 hypopituitarism 2
Peritonsillar abscess, retropharyngeal abscess 4 Primary hyperparathyroidism 1
●Digestive system 524 Syndrome of inappropriate antidiuretic hormone secretion 1
Acetonemic emesis/periodic vomiting syndrome 6 hypothyroidism 3
Ileus 4 Hyperinsulinemia 1
Viral gastroenteritis 230 Severe obesity 1
Allied Hirschsprung's disease 1 Growth hormone deficiency 3
gastric volvulus 1 Metabolic acidosis 1
gastroesophageal reflux disease 3 central diabetes insipidus 1
Gastrostomy late complications 1 hypoglycemia 11
inflammatory bowel disease 1 Short stature 9
irritable bowel syndrome 1 Hypoadrenocorticism 1
Ileal Crohn's disease 9 ●Respiratory system 1036
Ileitis 1 Respiratory syncytial virus bronchitis and bronchiolitis 226
Liver cysts 1 Human metapneumovirus bronchiolitis 2
Liver dysfunction 5 Bronchitis, pneumonia 784
liver mass 1 Airway narrowing 1
Acute gastric mucosal lesions 1 airway bleeding 1
acute cholangitis 3 acute respiratory distress syndrome 1
Acute appendicitis 32 Acute bronchiolitis 3
Acute pancreatitis 5 pleurisy 1
bloody stool 9 laryngomalacia 3
anal chain 1 pneumomediastinum 1
bacterial gastroenteritis 37 upper airway obstruction 1
duodenal ulcer 1 upper lobe atelectasis 1
small intestine atresia 1 sleep apnea syndrome 6
Superior mesenteric artery syndrome 3 Hypoxemia 1
Neonatal jaundice 93 Empyema 1
Congenital dilatation of the colon 1 chronic cough 1
Cholestatic hepatitis 1 Apnea attacks 1
bilious vomiting 5 Hemoptysis 1
biliary atresia 1 Heart and circulatory system 73
Appendicitis generalized peritonitis 2 Long QT syndrome 1
Intestinal malrotation 1 WPW syndrome 1
Mesenteric lymphadenitis 1 Tetralogy of Fallot 4
Intussusception 24 Post-Fontan syndrome 1
Ulcerative colitis/panic colitis type 7 Ectopic atrial tachycardia 3
Blood vomit 1 Complete atrioventricular septal defect 2
Hypertrophic pyloric stenosis 5 Acute heart failure 1
constipation 5 Bradycardia 1
Painless cholelithiasis 1 Ventricular septal defect 17
Drug-induced liver dysfunction 2 Ventricular tachycardia 1
emesis 14 Atrial septal defect 1
perianal abscess 2 Kawasaki disease-related coronary artery aneurysms 13
Kidneys and urinary system 65 Mitral valve regurgitation 1
Nephrotic syndrome 4 Total anomalous pulmonary venous return and partial anomalous pulmonary venous return 3
Balanoposthitis 1 Patent ductus arteriosus 8
acute pyelonephritis 35 Pulmonary hypertension 2
acute focal bacterial nephritis 4 Pulmonary stenosis 3
Renal function decline 1 Pulmonary valve stenosis 4
hydronephrosis 7 arrhythmia 2
Hydronephrosis hydroureterosis 3 Patent foramen ovale 4
Undescended testes 1 ●Allergies and Immunity 486
chronic renal failure 1 IgA vasculitis 19
hemolytic uremic syndrome 1 IgG subclass deficiency 3
Poststreptococcal acute glomerulonephritis 3 Atopic dermatitis 1
cystitis 1 Anaphylaxis, hives 83
vesicoureteral reflux 3 Aphthous stomatitis 1
Nerves 312 Quincke's edema 1
MOG antibody-related disease 9 Bronchial asthma, asthma attacks 224
West syndrome 2 Antiphospholipid syndrome 1
Guillain-Barré syndrome 3 Takayasu arteritis 2
Krabbe disease 1 mixed connective tissue disease 1
Sturge-Weber syndrome 1 Juvenile idiopathic arthritis 3
epilepsy 95 Juvenile dermatomyositis 8
Dravet syndrome 3 food allergies 57
Diffuse axonal injury 1 Kawasaki disease 79
lower limb paralysis 1 Histiocytic necrotizing lymphadenitis 1
Suppurative ventriculitis 1 erythema multiforme 1
dissociative convulsions 1 Hypogammaglobulinemia 1
Lissencephaly 1 Emergency and other 199
Ocular myasthenia gravis 1 VP shunt dysfunction 1
Facial nerve paralysis 3 Diaper dermatitis 1
Orthostatic intolerance 7 Caffeine addiction 1
acute subdural hematoma 3 Down syndrome 5
acute epidural hematoma 1 Loss of consciousness 3
Acute disseminated encephalomyelitis 2 Accidental ingestion of foreign objects or drugs 10
Acute cerebellar ataxia 4 Incomplete eruption of permanent teeth 1
Acute encephalitis, encephalopathy 30 Rhabdomyolysis 1
huge vat 2 Shortening and atrophy of the lower limbs 1
macrocephaly 1 leg pain 1
Language and motor developmental delay 6 crural fasciitis 1
Lumbosacral malformations 1 Lower leg weakness 1
lumbosacral skin sinus 1 kabuki syndrome 1
optic neuritis 1 Hyperventilation syndrome 3
Neuromyelitis optica 1 Trauma and burns 33
Autism spectrum disorder 1 sensorineural hearing loss 6
Pediatric Moyamoya Disease 1 arthritis 5
microcephaly 1 joint pain 3
Psychogenic polydipsia 1 Pale face 1
psychogenic diabetes insipidus 1 Acute alcohol poisoning 3
Neurogenic vomiting 1 acute psychosis 1
Neurofibromatosis type 1 2 Acute drug poisoning 11
Neurally mediated syncope 1 Suspected asphyxiation due to neck compression 1
hydrocephalus 2 Cervical atheroma, cervical fistula 2
Spinal epidural hematoma 1 Neck pain, lower back pain, and back pain 4
Congenital brain cysts 1 Postauricular mass, axillary mass 3
Cerebral white matter lesions 1 syncope 2
Conversion disorder 1 Amblyopia/color blindness 2
Enlarged head circumference 2 Postoperative follow-up 4
headache 6 Pediatric elbow dislocation 1
Bilateral striatal necrosis in an infant 1 Cleft lip and palate 1
Febrile convulsions 56 Median cervical cyst 2
Cerebral venous thrombosis 2 congenital edentulism 1
Encephalomalacia 1 Poor weight gain 9
Fukuyama-type congenital muscular dystrophy 1 Avascular necrosis of the femoral head 1
Perisylvian polymicrogyria 1 dehydration 4
Essential intracranial hypertension 1 drowning 1
Peripheral neuropathic pain 1 Skull abnormalities 1
Chronic subdural hematoma 2 Congenital skin defects on the head 1
Afebrile convulsions 29 heatstroke 2
Status epilepticus 11 Sebum deficiency 1
    unknown fever 14
    abdominal pain 4
    Drug addiction and abuse 6
    Fever after vaccination 8
Feeding problems 30

NICU/GCU hospitalized patients (244 people)

<By birth weight> 244
Extremely low birth weight (up to 999g) 4
Very low birth weight (1,000-1,499g) 13
Low birth weight (1,500-2,499g) 75
Birth weight 2,500g or more 152

Artificial ventilation management: 20 cases Nasal CPAP: 31 cases Neonatal transport: 105 cases

respiratory disease 110 Gastrointestinal and pediatric surgery 30
Transient tachypnea of the newborn 80 initial vomiting 13
Air leak 4 ovarian cyst 3
Meconium aspiration syndrome 12 gastroesophageal reflux disease 2
respiratory distress syndrome 9 small intestine atresia 2
chronic lung disease 3 Bile vomiting (suspected ileus) 2
laryngomalacia 1 anal chain 2
Dry lung syndrome 1 Allied Hirshsprung's disease 1
cardiovascular disease 26 meconium peritonitis 1
Ventricular septal defect 8 Abdominal wall rupture 1
Patent ductus arteriosus in term infants 5 Acute gastric mucosal lesions 1
Persistent pulmonary hypertension of the newborn 5 Hypertrophic pyloric stenosis 1
arrhythmia 3 Cholestasis 1
pulmonary artery stenosis 3 Endocrine and metabolic disorders 28
Total anomalous pulmonary venous return 1 Transient hypoglycemia (excluding hyperinsulinemia) 25
Origin of both great vessels right ventricle 1 Neonatal Graves' disease 2
Infectious diseases/immunity 15 Transient hyperinsulinemia 1
Neonatal infections (including suspected cases) 14 Congenital malformation syndromes 10
COVID-19 (including deemed positive cases) 1 Trisomy 21 2
Hematological and neoplastic diseases 4 Trisomy 18 1
Hereditary spherocytosis 1 kabuki syndrome 1
G6P deficiency 1 Moebius syndrome 1
Thrombocytopenia 1 Poland syndrome 1
Transient abnormal myeloproliferative disorder 1 VATER Union 1
Neurological disorders 31 1st and 2nd branchial arch syndrome 1
Apnea attacks 16 Hydrops fetalis 1
Mild neonatal asphyxia 8 Congenital scalp defects 1
Severe neonatal asphyxia 3 others 27
Neonatal seizures 1 Feeding problems 11
Drug withdrawal syndrome 1 Severe jaundice 7
huge vat 1 Subgaleal hemorrhage 6
Congenital multiple joint contractures 1 Maternal-fetal transfusion syndrome 1
    Multiple hemangiomas 1
    Retinopathy of prematurity 1

Total number of inpatient children: 4,070
3,743 pediatric inpatients (including 244 NICU admissions) + 327 pediatric surgery admissions

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