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Shingo Omata @shingoomata.bsky.social · 06/03/2025

<What's your diagnosis?> A full-term infant, 5 days old #Rdiag #RadSky #MedSky #NeuroRad #FOAMed

Shingo Omata @shingoomata.bsky.social · 05/03/2025

<What's your diagnosis?> Pt: 35 y/o Female CC: Palpable mass in the right inguinal region History: Mass present for 1 year. Incidentally palpated in the upper thigh, gradually increasing in size. No history of trauma. No tenderness. #Rdiag #RadEd #MedEd #FOAMed

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Shingo Omata @shingoomata.bsky.social · 04/03/2025

<What's your diagnosis?> Pt: 36 y/o Female CC: 7-month history of extraocular muscle limitation and visual disturbance #Rdiag #RadEd #MedEd #NeuroRad #FOAMed

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Shingo Omata @shingoomata.bsky.social · 02/03/2025

<What's your diagnosis?> Pt: 24 y/o male CC: Progressive Lt. parietal skull defect Hx: First noticed at age 6, gradually enlarging, no trauma, no significant medical history Symptoms: Asymptomatic #Rdiag #RadSky #MedSky #FOAMed #FOAMRad

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Shingo Omata @shingoomata.bsky.social · 28/02/2025

<What's your diagnosis?> Pt: 60 y/o Male CC: Pain, weakness in bilateral lower limbs and urinary incontinence. #Rdiag #RadSky #MedSky #FOAMed #FOAMRad

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Shingo Omata @shingoomata.bsky.social · 28/02/2025

<What's your diagnosis?> Pt：9 y/o Female CC：Progressive scoliosis for 6 years Height: -4 SD, Weight: -3 SD Upper/lower body ratio: 0.64 (normal: 1.1) Ophthalmologic Findings：Horizontal gaze palsy #Rdiag #RadEd #MedEd #NeuroRad #FOAMRad

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Shingo Omata @shingoomata.bsky.social · 27/02/2025

<What's your diagnosis?> Pt: 42 y/o Male CC: Hypotonia, joint hyperextensibility, aphonia, micrographia, hyperreflexia, facial dystonia, cognitive decline Hx:Mid-teens: Hand tremor (onset) 35y: Gait disturbance (R foot drag) FHx: Mother affected, deceased #Rdiag #RadSky #MedSky #NeuroRad

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Shingo Omata @shingoomata.bsky.social · 26/02/2025

<What's your diagnosis?> Pt: 55 y/o Male - Diabetes (insulin-dependent), alcohol abuse - DKA + 5-year cognitive decline (LTC placement) - Pigmentary retinopathy #Rdiag #RadSky #MedSky #NeuroRad #FOAMRad

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Shingo Omata @shingoomata.bsky.social · 23/02/2025

<What's your diagnosis?> 20 y/o Male w/ seizures since age 3, dx idiopathic generalized epilepsy at 17. CC: multiple generalized seizures, LOC, & post-ictal confusion. Other: Learning difficulties, left school early, no FHx. #Rdiag #RadSky #MedSky #NeuroRad #FOAMed

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Shingo Omata @shingoomata.bsky.social · 23/02/2025

<What's your diagnosis?> Pt: 18 y/o Female CC: 4-month history of headache and dizziness and a 3-day-history of lethargy and vomiting. Neurological exam: papilledema, impaired tandem gait, and right-sided dysmetria #Rdiag #RadSky #MedSky #NeuroRad #FOAMrad

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Shingo Omata @shingoomata.bsky.social · 22/02/2025

<What's your diagnosis?> Pt: 30 y/o Female, previously healthy . An incidental renal mass was detected, leading to further evaluation. MRI: Predominantly T2↓ w/ mild diffusion restriction. #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 21/02/2025

<What's your diagnosis?> Pt: 9 y/o Male, previously healthy CC: Frontal headache x2 wks, worsened in last 2 days Assoc: N/V, photophobia, b/l eye pain ROS: No trauma #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 19/02/2025

<What's your diagnosis?> Pt: 53 y/o Male 🔹new-onset gait ataxia 🔹muscle weakness of the proximal thighs #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 19/02/2025

<What's your diagnosis?> 👩‍⚕️ 46 y/o Female 🔹 Recurrent parotid gland swelling & pain (5 years) 🔹 Triggered by food 🍽️ 🔹 Elevated eosinophils & IgE 🩸📈 #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 17/02/2025

<What's your diagnosis?> Pt：11 y/o Male CC：Bilateral cheek swelling, recurrent and painless x 8 months, refractory to antibiotics. #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 17/02/2025

<What's this incidental finding?> Pt: 50 y/o Male #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 15/02/2025

<What's your diagnosis?> 64 y/o Female, post minor trauma. #Rdiag #MSKRad #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 15/02/2025

<What's your diagnosis?> Pt: 41 y/o Male HPI：POD 73 of cadaveric renal transplant: New onset bilateral pain in feet and ankles, ascending to knees. PMH: IgA nephropathy, HTN #Rdiag #RadEd #MedEd #MSKRad

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Shingo Omata @shingoomata.bsky.social · 14/02/2025

<What's your diagnosis?> 6-month-old twins, born to a consanguineous couple, presented with hypotonia, hypothermia, seizures, and developmental delay. #Rdiag #RadSky #MedSky #NeuroRad

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Shingo Omata @shingoomata.bsky.social · 12/02/2025

<What's your diagnosis?> 4 y/o girl w/ Chiari malformation type I underwent foramen magnum decompression and partial C1 laminectomy. A follow-up MRI was performed. #Rdiag #RadSky #MedSky #NeuroRad

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Shingo Omata @shingoomata.bsky.social · 10/02/2025

<What's your diagnosis?> Pt: 59 y/o Male CC: Acute onset of RLQ abdominal pain L/D: WBC 12,300/μL with a slight left shift #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 09/02/2025

<What's your diagnosis?> 20 yo Male w/ recurrent neuro sx x12y: Initial episode @ 8 yo → dx'd viral encephalitis Recent: 5d GTC sz Sx include: GTC sz, choreoathetosis, dystonia, hypotonia, apraxia, ataxia All negative: LP, infectious/rheum w/u, mito panel, muscle bx #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 09/02/2025

<Pulmonary arterial cement embolization> 💡 A rare complication of vertebroplasty where bone cement forms emboli in pulmonary arteries. Lumber spine Xp: Cement embolization into lumbar veins CT: high-density within the pulmonary arteries #Rdiag #RadEd doi.org/10.5144/0256...

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Shingo Omata @shingoomata.bsky.social · 09/02/2025

<What's your diagnosis?> Pt: 73 y/o Male CC: Slowly progressive dyspnea Past Surgical History: ・Lumbar spine fixation ・Vertebroplasty (performed 7 months ago) #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 08/02/2025

<How would you write the radiology report?> Pt: 7 y/o Male MRI performed for evaluation of the ankle following a sprain. #Rdiag #RadSky #MedSky #MSKRad

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Shingo Omata @shingoomata.bsky.social · 07/02/2025

<Emphysematous Osteomyelitis> ✅ Intraosseous "pumice stone" air pattern (96%) without cortical destruction + extraosseous gas ✅ Common site: pelvis, vertebrae, femur ✅ soft tissue inflammation with gas (79%), absence of cortical destruction (79%) #Rdiag #RadSky #MedSky PMID：30042030

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Shingo Omata @shingoomata.bsky.social · 06/02/2025

<What's your diagnosis?> 75 y/o male w/ T2DM CC: Suprapubic pain x 5 days PMH: Prostate CA (treated w/ RT + brachytherapy) #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 05/02/2025

<What's your diagnosis?> Pt: 41 y/o Male CC: Bilateral leg numbness and paraparesis for 3 months #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 04/02/2025

<What's your diagnosis?> Pt: 42 y/o Female CC: Progressive neck mass x 6 yrs, recent compressive symptoms PMH: T2DM PE: Neck: Lobulated, asymmetric diffuse thyroid enlargement No lymphadenopathy Labs: TFTs, CBC, BMP: WNL #Rdiag #RadSky #MedSky

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Shingo Omata @shingoomata.bsky.social · 04/02/2025

<What's your diagnosis?> Pt: 18 y/o Female CC: Progressive musculoskeletal stiffness HPI: Initial cervical stiffness → thoracolumbar rigidity with firm nodules → right shoulder pain and ROM restriction. Each site preceded by pain. #Rdiag #RadSky #MedSky #MSKRad

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Shingo Omata @shingoomata.bsky.social · 03/02/2025

<Early Rheumatoid Arthritis> (Anti-GalD IgG Ab: 8.6 AU/mL (+)) ✅ Ankle joints: First symptoms in 19% of cases ✅ Intermetatarsal bursitis is a characteristic MRI finding in early RA ✅ Treatment within 1yr prevents disability progression #Rdiag #RadSky #MedSky #MSKRad PMID: 33973415, 33228769

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Shingo Omata @shingoomata.bsky.social · 03/02/2025

<What's your diagnosis?> 60 y/o Female w/ MTP joint pain & swelling Normal X-rays at previous hospital. No improvement with pain medication. L/D: WBC: 7,350/μL, CRP: 0.37 mg/dL, ESR: 126 mm/hr, RF: <11 IU/mL, Anti-CCP antibody: <0.5 U/mL #Rdiag #RadSky #MedSky #MSKRad

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Shingo Omata @shingoomata.bsky.social · 02/02/2025

<What's your diagnosis?> 16 y/o Female CC: Erythematous swelling of right 3rd and 4th PIP joints HPI: 2-week history of CC with pruritus and mild movement pain; afebrile, no systemic symptoms. Failed antibiotics → Pediatric referral due to persistent symptoms. #Rdiag #Radsky #Medsky #MSKRad

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