Contrast induced nephropathy management and prevention
"contrast induced nephropathy" prevention management
| Category | Specific Factors |
|---|---|
| Renal | Pre-existing CKD (eGFR < 45 mL/min/1.73 m²), diabetic nephropathy |
| Cardiovascular | Congestive heart failure, low LVEDP, haemodynamic instability |
| Volume status | Dehydration/volume depletion (most significant modifiable factor) |
| Metabolic | Hyperuricemia, multiple myeloma (in dehydrated patients) |
| Demographic | Age > 75 years, hypertension |
| Drug-related | Concurrent NSAIDs, ACE inhibitors/ARBs, diuretics |
| Procedure-related | Intra-arterial > intravenous administration, high contrast dose, repeated/closely-timed studies, hyperosmolar contrast (HOCM) |
Key point: IV contrast CT in patients with eGFR > 30 mL/min/1.73 m² carries very low CIN risk. Intra-arterial contrast (e.g., cardiac catheterisation) poses substantially higher risk due to larger required volumes and direct delivery to renal arteries.
| eGFR (mL/min/1.73 m²) | Risk Level |
|---|---|
| > 45 | Low risk for IV contrast |
| 30-45 | Moderate risk; preventive measures indicated |
| < 30 | High risk; consider alternatives to contrast imaging |
| On dialysis | Contrast can be given; coordinate with dialysis schedule |
| Agent | Mechanism | Evidence Status |
|---|---|---|
| Statins (e.g., rosuvastatin) | Anti-inflammatory, antioxidant, pleiotropic | Promising in small RCTs; meta-analyses show benefit in PCI patients; not yet standard of care |
| Ascorbic acid | Antioxidant | Investigated; limited data |
| Fenoldopam | Dopamine-1 agonist, renal vasodilator | Early trials mixed; not recommended |
| Theophylline | Adenosine antagonist, renal vasodilator | Some benefit in small trials; not standard |
| SGLT2 inhibitors | Tubuloglomerular feedback modulation | Emerging data in PCI patients (meta-analysis PMID 41366914, 2025); potentially protective |
| Nicorandil | K-ATP channel opener, vasodilator | Meta-analysis (PMID 40340567, 2025) suggests potential benefit in coronary angiography patients |
| Timeframe | Event |
|---|---|
| 24 hours post-contrast | SCr begins to rise |
| 96 hours (4 days) | SCr peaks |
| 7-10 days | Returns to baseline in most patients |
Patients who develop CIN have longer hospitalisation, higher short-term mortality, and higher rates of cardiac/neurologic events compared to matched controls - though some of this association may reflect confounding by underlying comorbidity severity rather than CIN causality.
Patient requiring contrast study
|
├── Assess eGFR
|
├── eGFR > 45 → Routine; no specific prevention needed
|
├── eGFR 30-45 → IV hydration (NS 1 mL/kg/h x 6h pre + post)
| Low-osmolar contrast; minimise volume
| Withhold nephrotoxins
| Consider NAC (600 mg PO BID x 2 days)
|
└── eGFR < 30 → Above PLUS consider alternative imaging
Discuss with nephrology
Inpatient monitoring post-procedure
Abdomen pic with skin lesion

| Step | Action |
|---|---|
| History | Duration, pruritus (Grover's is pruritic; KP/Darier's less so), family history (Darier's is autosomal dominant), acne history, prior similar lesions |
| Full skin exam | Check nails (Darier's), scalp, palms/soles, axillae, mucous membranes |
| Wood's lamp | Tinea versicolor fluoresces yellow-green |
| KOH scraping | If scale present - "spaghetti and meatballs" on KOH = Malassezia |
| Dermoscopy | Can distinguish follicular keratotic plugs (KP/Darier) from pigmented macules (PIH) |
| Skin biopsy | If Darier disease or Grover disease is suspected - shows acantholysis with corps ronds and corps grains (Darier) or similar changes (Grover) |
Important disclaimer: This is a visual analysis for educational and differential-diagnostic purposes only. A formal dermatological examination, dermoscopy, and potentially skin biopsy are required for definitive diagnosis. Please consult a dermatologist.
Also complaining of bl sole burning and numb sensations
| Deficiency | Skin Findings | Neuropathy |
|---|---|---|
| B3 (Niacin/Pellagra) | Photosensitive dermatitis, hyperpigmented skin lesions | Small-fiber neuropathy - classic "burning feet"; dysesthesias and paresthesias |
| B12 (Cobalamin) | Hyperpigmentation (especially in darker skin tones) | Subacute combined degeneration + painful sensory neuropathy |
| B1 (Thiamine) | Non-specific | Classic burning feet / beri-beri neuropathy |
| B5 (Pantothenic acid) | Non-specific | Small-fiber neuropathy with "burning feet" - direct quote from Goldman-Cecil Medicine |
| Test | Rationale |
|---|---|
| HbA1c + fasting glucose | Diabetes - most common unifying cause |
| Serum B12, folate | B12 neuropathy + hyperpigmentation |
| Full blood count | Macrocytic anaemia (B12/folate), anaemia |
| Serum B1, B3, B5 levels | Nutritional neuropathy |
| Renal function, eGFR | Uraemic neuropathy |
| LFTs + GGT | Alcohol-related, hepatic |
| Test | Rationale |
|---|---|
| Alpha-galactosidase A | Fabry disease |
| HIV serology | HIV neuropathy |
| Nerve conduction studies (NCS) + EMG | Characterise neuropathy type (axonal vs demyelinating; length-dependent) |
| Skin biopsy (punch biopsy) for intraepidermal nerve fiber density (IENFD) | Diagnose small fiber neuropathy specifically |
| ANA, ANCA, anti-Ro/La, anti-Sm | Connective tissue disease (Sjögren's, SLE) |
| Serum protein electrophoresis (SPEP) | Paraproteinaemia/amyloidosis |
| Thyroid function (TSH, free T4) | Hypothyroid neuropathy |
Bilateral sole burning/numbness
+
Truncal folliculocentric brown macules
↓
THINK SYSTEMICALLY:
1. Diabetes mellitus (most common)
2. Nutritional deficiency (B1/B3/B5/B12)
3. Fabry disease (rare but treatable - don't miss)
4. HIV
5. Connective tissue disease
Start with: HbA1c, B12, FBC, RFT, LFTs, TSH
Refer: Dermatology + Neurology
Important note: Bilateral burning and numbness of the soles represents a small-fiber neuropathy pattern until proven otherwise. The most important immediate step is to exclude diabetes (HbA1c) and nutritional deficiencies (B12, B1, B3) - both of which are common, treatable, and directly explain the skin and neurological findings together.
Her reports
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| Test | Result | Reference | Status |
|---|---|---|---|
| Haemoglobin | 12.0 g/dL | 12.0-15.0 | Low-normal (borderline) |
| PCV | 35.96% | 36.0-46.0 | LOW ↓ |
| MCV | 93.4 fL | 83-101 | Normal |
| WBC | 8130 /µL | 4000-10000 | Normal |
| Platelets | 312,000 /µL | 150k-410k | Normal |
| ESR | 20 mm/hr | 3-30 | Normal |
| Fasting Glucose | 97.37 mg/dL | 70-100 | Normal |
| HbA1c | 5.78% | <5.7 Normal / 5.7-6.4 Prediabetes | PREDIABETES ⚠️ |
| Urea | 27.83 mg/dL | 18-55 | Normal |
| Creatinine | 0.57 mg/dL | 0.5-1.1 | Normal |
| Uric acid | 4.87 mg/dL | 2.3-6.1 | Normal |
| Sodium/K/Cl | All normal | Normal | |
| LFT (ALT/AST/ALP/GGT) | All normal | Normal | |
| Total Cholesterol | 220.5 mg/dL | <200 | HIGH ↑ |
| HDL Cholesterol | 36.7 mg/dL | 40-60 | LOW ↓ |
| LDL Cholesterol | 144.49 mg/dL | <100 | HIGH ↑ |
| Triglycerides | 196.53 mg/dL | 40-200 | High-normal (borderline) |
| VLDL | 39.31 mg/dL | 10-40 | Borderline high |
| Chol/HDL ratio | 6.01 | <4.1 | HIGH ↑ (atherogenic) |
| Vitamin B12 | 351.2 pg/mL | 187-883 | Normal |
| Vitamin D (25-OH) | 25.3 ng/mL | 30-100 Normal; 20-30 Insufficiency | INSUFFICIENT ↓ |
| Calcium | 9.07 mg/dL | 8.4-10.2 | Normal |
| Urine | All negative | Normal | |
| ANA (IIF) | PENDING | Result awaited |
Prediabetic small-fiber neuropathy is now a well-recognised entity. Bilateral burning and numbness of the soles can begin in the prediabetic stage, before frank diabetes develops. The small sensory C-fibres and Aδ-fibres in the feet are among the first to be damaged by chronic mild hyperglycaemia. This explains both the burning sensation (positive sensory symptoms = small fiber C-fiber damage) and the numbness (loss of sensation = progressive fiber loss).
| Finding | Value | Significance |
|---|---|---|
| Total cholesterol 220.5 | HIGH | +20.5 above upper limit |
| LDL 144.49 mg/dL | HIGH | 44 points above the <100 target |
| HDL 36.7 mg/dL | LOW | Below the protective threshold |
| Chol/HDL ratio 6.01 | HIGH | >4.1 = elevated cardiovascular risk |
| TG 196.53 | High-normal | Near the 200 cutoff |
57-year-old woman
├── SKIN: Multiple small folliculocentric brown macules, abdomen
├── NEURO: Bilateral sole burning + numbness
└── LABS:
├── HbA1c 5.78% → PREDIABETES ← MOST LIKELY CAUSE OF NEUROPATHY
├── Dyslipidaemia (LDL↑, HDL↓, Chol/HDL ratio↑) → METABOLIC SYNDROME
├── Vitamin D insufficiency → CONTRIBUTING FACTOR
├── Borderline anaemia (normocytic) → Fe studies needed
├── B12 normal → B12 neuropathy EXCLUDED
└── ANA → PENDING (rule out Sjögren's/SLE)
| Priority | Action |
|---|---|
| Immediate | Lifestyle modification: diet, exercise, weight reduction - can reverse prediabetes |
| Immediate | Start Vitamin D3 supplementation (60,000 IU/week x 8 weeks, then maintenance) |
| Soon | Statin therapy discussion with physician - given LDL 144 + prediabetes |
| Soon | OGTT (75g oral glucose tolerance test) - better characterise glucose status |
| Soon | Serum ferritin + iron studies (for borderline anaemia) |
| Soon | Blood pressure measurement, waist circumference (complete metabolic syndrome assessment) |
| Follow up | ANA result - if positive, rheumatology referral for Sjögren's workup |
| Follow up | Repeat HbA1c in 3-6 months after lifestyle changes |
| Refer | Neurology or Diabetologist for formal neuropathy assessment (NCS/EMG, IENFD skin biopsy) |
| Refer | Dermatology for skin biopsy of abdominal lesions |
Note for the physician: The absence of frank diabetes (fasting glucose is normal at 97 mg/dL) does not exclude prediabetic neuropathy. HbA1c-based prediabetes with small-fiber neuropathy is well-documented in the literature. Early aggressive lifestyle intervention in this window can prevent progression to diabetes and potentially reverse the neuropathy.
Utkarsh small finance bank rating and review compared to other small finance bank and is it safe
Utkarsh Small Finance Bank credit rating financial health 2025 2026
small finance bank comparison safety rating India 2025 NPA CRAR
Utkarsh SFB vs AU Jana Equitas ESAF small finance bank comparison NPA CRAR deposits 2025 2026
https://www.careratings.com/upload/CompanyFiles/PR/202601120…
DICGC deposit insurance small finance bank safety India 5 lakh protection 2025
https://groww.in/blog/top-small-finance-bank-stocks-in-india
| Parameter | Details |
|---|---|
| Full Name | Utkarsh Small Finance Bank Limited (USFBL) |
| Headquarters | Varanasi, Uttar Pradesh |
| Founded | 2009 (as MFI); SFB licence from RBI in 2017 |
| Listed | BSE & NSE (IPO: July 2023) |
| Market Cap | ~₹2,731 crore (Dec 2025) |
| Deposits | ₹21,087 crore (Dec 2025) |
| Loan Book | ₹18,306 crore (Dec 2025) |
| Branches | ~900+ across UP, Bihar, and other states |
| Focus | Microfinance / JLG loans + retail banking |
| Rating Agency | Instrument | Rating | Outlook | Action |
|---|---|---|---|---|
| CARE Ratings | Tier-II Bonds (₹200 cr) | CARE A | Negative | Downgraded from CARE A+; Outlook revised from Stable to Negative |
| ICRA | Subordinated Debt (₹400 cr) | [ICRA]A (Negative) | Negative | Downgraded from [ICRA]A+ (Negative) |
| ICRA | Certificates of Deposit (₹1,000 cr) | [ICRA]A1+ | - | Reaffirmed |
| Metric | Utkarsh SFB | Ideal Range |
|---|---|---|
| CRAR (Capital Adequacy) | 20.1% (Dec 2025) | RBI minimum: 15% |
| Gross NPA ratio | ~12.42% (Sep 2025) | <5% preferred |
| Net NPA ratio | Elevated | <2% preferred |
| NNPA/Net Worth | 41.10% (Sep 2025) | <20% preferred |
| Provision Coverage Ratio | ~59-69% (microfinance book) | >70% preferred |
| LCR (Liquidity Coverage) | 241% | Minimum: 100% |
| CASA ratio | ~20% (Jun 2025) | 25-30%+ preferred |
| Net Interest Margin | ~5.4% (9MFY26) | Good for SFB |
| Net Loss (H1FY26) | ₹588 crore loss | - |
| Net Loss (Q3FY26) | ₹375 crore loss | - |
| SFB | Market Cap | Deposits | Gross NPA | CRAR | Credit Rating | Status |
|---|---|---|---|---|---|---|
| AU SFB | ₹73,173 cr | ₹1,38,420 cr | ~2.3% | ~20%+ | AA- / High | Best in class |
| Ujjivan SFB | ₹10,501 cr | ₹42,223 cr | Moderate | Adequate | A+ range | Recovering well |
| Equitas SFB | ₹6,817 cr | ₹43,668 cr | ~2.9% | Adequate | A+ range | Good |
| Jana SFB | ₹4,395 cr | ₹33,733 cr | Elevated | Adequate | A range | Watch |
| Utkarsh SFB | ₹2,732 cr | ₹21,087 cr | ~12.4% | 20.1% | A (Negative) | Under stress |
| ESAF SFB | Small | ₹24,006 cr | Elevated | Adequate | A range | Under stress |
| Capital SFB | Small | ~₹8,000 cr | Low | Good | - | Niche/stable |
Every depositor is insured up to ₹5,00,000 (principal + interest combined) per bank, regardless of what happens to the bank.
| Situation | Recommendation |
|---|---|
| FD under ₹5 lakh | Safe (DICGC insured). Utkarsh offers competitive FD rates (typically 7.5-9%+). Can consider. |
| FD above ₹5 lakh | Consider spreading across multiple banks to stay within ₹5L per bank, or choose a higher-rated bank (AU SFB, Equitas) for the excess amount |
| Large corporate/institutional deposits | Not recommended currently given Negative outlook |
| Long-term FD (3-5 years) | Be cautious - wait for Q4FY26 results to see if NPA trend reverses before committing large sums |
| Savings account | Fine for regular use |
What about sarvoday and Shivalik
Suryoday Small Finance Bank rating NPA CRAR financial health 2025 2026 ICRA CARE
Shivalik Small Finance Bank rating NPA CRAR financial performance 2025 2026
https://infomericstorage.blob.core.windows.net/uploads/pr_Sh…
| Parameter | Details |
|---|---|
| HQ | Navi Mumbai, Maharashtra |
| Started as SFB | 2017 |
| Listed | BSE & NSE (Scrip: SURYODAY) |
| Focus | Microfinance (Individual Finance / JLG), MSME, home loans |
| Geographic Strength | Maharashtra, Tamil Nadu, Odisha |
| Customers | ~38 lakh clients |
| Deposits | ~₹13,000 crore (Dec 2025) |
| Advances | ~₹12,000 crore (Dec 2025) |
| Total Assets | ₹17,039 crore |
| Agency | Instrument | Rating | Outlook | Action |
|---|---|---|---|---|
| ICRA | Subordinated Debt (₹100 cr) | [ICRA]A (Stable) | Stable | Reaffirmed |
| ICRA | Certificates of Deposit (₹130 cr) | [ICRA]A1+ | - | Reaffirmed |
Key difference from Utkarsh: Suryoday's outlook is Stable, not Negative. This means ICRA does not expect further downgrades in the near term.
| Metric | FY2024 | FY2025 | 9M FY2026 (Dec 25) |
|---|---|---|---|
| CRAR | 28.4% | 25.8% | 21.9% |
| Tier I (CET1) | 26.5% | 24.5% | 21.0% |
| Gross NPA | 2.9% | 7.2% | 6.7% ↓ improving |
| Net NPA | 0.9% | 4.6% | 4.3% |
| PAT (Profit) | ₹216 cr | ₹115 cr | ₹102 cr (9 months) |
| ROA | 1.9% | 0.8% | 0.8% |
| CASA ratio | ~20% | 21% | 21% |
| Net profit Q3FY26 | - | - | ₹36.56 cr ↑ (up 9.79% YoY) |
| Factor | Status |
|---|---|
| DICGC Insurance (≤₹5L) | ✅ Fully protected |
| Rating | A (Stable) - Good |
| Capital Buffer | ✅ Very strong (CRAR 21.9%) |
| Profitability | ⚠️ Reduced but still positive |
| NPA trend | ✅ Improving (peaked and declining) |
| Unique protection | ✅ 98% microfinance covered by CGFMU guarantee |
| Parameter | Details |
|---|---|
| HQ | Saharanpur, Uttar Pradesh |
| Origin | Converted from Shivalik Mercantile Co-operative Bank (est. 1997) |
| Started as SFB | April 26, 2021 (newest among major SFBs) |
| Listed | Not publicly listed (unlisted bank) |
| Focus | MSME, agriculture, retail loans; originally Punjab/Haryana/UP focused |
| Branches | 215 branches across 105 districts, 7 states |
| Deposits | ₹4,218 crore (Dec 2025) |
| Advances | ₹4,007 crore (Dec 2025) |
| Size | Smallest among notable SFBs |
| Agency | Instrument | Rating | Outlook | Action |
|---|---|---|---|---|
| Infomerics | Tier-II Bonds (₹50 cr) | IVR A / Stable | Stable | Reaffirmed; Outlook revised from Positive → Stable |
Note: Shivalik is rated by Infomerics (smaller agency), not ICRA/CARE/CRISIL. This is because of its smaller size. The outlook was downgraded from Positive to Stable in Feb 2026 - a mild negative signal.
| Metric | FY2024 | FY2025 | 9M FY2026 (Dec 25) |
|---|---|---|---|
| CRAR | 20.19% | 20.95% | 20.80% |
| Gross NPA | 2.01% | 2.70% | 2.80% |
| Net NPA | 0.84% | 1.51% | 2.10% |
| PAT (Profit) | ₹2.40 cr | ₹0.95 cr | ₹4.50 cr (9 months) |
| NIM | 5.95% | 5.46% | 4.80% ↓ |
| ROA | 0.09% | 0.03% | 0.10% |
| CASA | 27.98% | 22.42% | 20.35% ↓ declining |
| LCR | - | - | 171.42% |
| Total Business | ₹4,530 cr | ₹6,131 cr | ₹8,225 cr |
| Factor | Status |
|---|---|
| DICGC Insurance (≤₹5L) | ✅ Fully protected |
| Rating | A/Stable (Infomerics) - Adequate |
| Capital Buffer | ✅ Good (CRAR 20.80%) |
| Asset Quality | ✅ Best among stressed-SFB peers (GNPA 2.8%) |
| Profitability | ⚠️ Very thin but positive |
| Size/Scale | ⚠️ Small; limited systemic importance |
| SFB | GNPA | CRAR | Rating | Outlook | Profit | Size | Depositor Safety |
|---|---|---|---|---|---|---|---|
| AU SFB | ~2.3% | ~20%+ | AA-/A+ | Stable | Strong | ₹1.38L cr deposits | 🟢 Excellent |
| Ujjivan SFB | Moderate | Adequate | A+ | Stable | Good | ₹42,223 cr | 🟢 Very Good |
| Equitas SFB | ~2.9% | Adequate | A+ | Stable | Good | ₹43,668 cr | 🟢 Very Good |
| Shivalik SFB | 2.80% | 20.80% | A/Stable | Stable | Thin | ₹4,218 cr | 🟢 Good (small bank) |
| Suryoday SFB | 6.7% ↓ | 21.9% | A/Stable | Stable | Positive | ₹13,000 cr | 🟡 Moderate-Good |
| Jana SFB | Elevated | Adequate | A range | Watch | Pressure | ₹33,733 cr | 🟡 Moderate |
| Utkarsh SFB | 12.42% | 20.1% | A/Negative | Negative | Loss-making | ₹21,087 cr | 🟠 Caution (>₹5L) |
| ESAF SFB | High | Adequate | A range | Negative | Pressure | ₹24,006 cr | 🟠 Caution |
| Your Situation | Best Choice |
|---|---|
| Safety-first depositor, ≤₹5L | Any SFB (all DICGC-insured); go for best FD rate |
| Safety-first, >₹5L | AU SFB > Equitas/Ujjivan > Suryoday > Shivalik > Utkarsh |
| Good rates + decent safety | Suryoday (8.25%) or Shivalik (competitive rates, low NPA) |
| North/UP-based, local trust | Shivalik - strong co-op legacy, low NPA |
| Recovery play (risk-tolerant) | Utkarsh or ESAF - high stress now but may recover |
Bottom line: Suryoday is better positioned than Utkarsh right now - still profitable, NPA declining, CGFMU guarantee is unique protection. Shivalik is the hidden gem for low NPA quality, but is very small. For deposits above ₹5 lakh, Suryoday or AU/Equitas are preferable over Utkarsh at this stage.