diff --git a/src/app/labs/page.tsx b/src/app/labs/page.tsx
index 1899669fd..69ca8f41e 100644
--- a/src/app/labs/page.tsx
+++ b/src/app/labs/page.tsx
@@ -192,7 +192,10 @@ export default function LabsPage() {
         title={t("labs.addResult")}
         description={t("labs.addDescription")}
         footer={
-          <div ref={setAddFooterEl} className="flex w-full justify-end gap-2" />
+          <div
+            ref={setAddFooterEl}
+            className="flex w-full flex-wrap justify-end gap-2"
+          />
         }
       >
         <LabForm
diff --git a/src/components/labs/lab-form.tsx b/src/components/labs/lab-form.tsx
index a27babb65..9b041f987 100644
--- a/src/components/labs/lab-form.tsx
+++ b/src/components/labs/lab-form.tsx
@@ -368,6 +368,10 @@ export function LabForm({
           variant="outline"
           data-action="save-and-add-another"
           disabled={submitting}
+          // Three buttons do not fit one phone-width row: the secondary save
+          // takes a row of its own above Cancel + Save instead of pushing
+          // Cancel off the left edge of the sheet.
+          className="max-md:order-first max-md:w-full"
         >
           {pendingAction === "saveAndAddAnother" ? (
             <Loader2 className="h-4 w-4 animate-spin motion-reduce:animate-none" />
diff --git a/src/components/labs/lab-history-list.tsx b/src/components/labs/lab-history-list.tsx
index 55b397519..3dce4fa67 100644
--- a/src/components/labs/lab-history-list.tsx
+++ b/src/components/labs/lab-history-list.tsx
@@ -311,103 +311,148 @@ export function LabHistoryList({ readings }: { readings: LabResultDto[] }) {
     });
   }, [readings, sortBy, sortDir]);
 
+  // One action pair per reading, shared by the phone list and the table.
+  const renderActions = (r: LabResultDto) => (
+    <div className="flex items-center justify-end gap-1">
+      {canManageLabs && (
+        <Button
+          size="icon"
+          variant="ghost"
+          // v1.18.10 (W10) — 44px touch target on mobile (WCAG
+          // 2.5.5), compact 36px on desktop.
+          className="size-11 sm:size-9"
+          onClick={() => void openEdit(r)}
+          aria-label={t("labs.editReading")}
+        >
+          <Pencil className="h-4 w-4" />
+        </Button>
+      )}
+      <DeleteButton
+        domain="labs"
+        onConfirm={() => deleteMutation.mutate(r.id)}
+        title={t("labs.deleteConfirmTitle")}
+        description={t("labs.deleteConfirmDescription")}
+        confirmLabel={t("labs.deleteReading")}
+        className="size-11 sm:size-9"
+        iconClassName="h-4 w-4"
+      />
+    </div>
+  );
+
   return (
     <>
-      <Table>
-        <TableHeader>
-          <TableRow>
-            <SortableHead
-              column="value"
-              label={t("labs.form.value")}
-              currentSort={sortBy}
-              currentDir={sortDir}
-              onSort={toggleSort}
-            />
-            <SortableHead
-              column="takenAt"
-              label={t("labs.form.takenAt")}
-              currentSort={sortBy}
-              currentDir={sortDir}
-              onSort={toggleSort}
-            />
-            <SortableHead
-              column="range"
-              label={t("labs.referenceLabel")}
-              currentSort={sortBy}
-              currentDir={sortDir}
-              onSort={toggleSort}
-            />
-            <SortableHead
-              column="note"
-              label={t("labs.hasNote")}
-              currentSort={sortBy}
-              currentDir={sortDir}
-              onSort={toggleSort}
-            />
-            <TableHead className="w-20 pr-4 text-right">
-              <span className="sr-only">{t("labs.editReading")}</span>
-            </TableHead>
-          </TableRow>
-        </TableHeader>
-        <TableBody>
-          {ordered.map((r) => (
-            <TableRow key={r.id}>
-              <TableCell className="font-semibold tabular-nums">
-                <div className="space-y-2">
-                  <span>{formatLabReading(r)}</span>
-                  <LabReferenceRangeBar
-                    value={r.value}
-                    referenceLow={r.referenceLow}
-                    referenceHigh={r.referenceHigh}
-                    unit={r.unit}
-                  />
-                </div>
-              </TableCell>
-              <TableCell className="text-muted-foreground text-sm whitespace-nowrap">
-                {formatDateShort(r.takenAt, true)}
-              </TableCell>
-              <TableCell>
-                <div className="flex flex-col items-start gap-1">
-                  <ReferenceRangeBadge status={r.rangeStatus} />
-                  <SourceRangeNote
-                    reading={r}
-                    className="text-muted-foreground text-xs"
-                  />
-                </div>
-              </TableCell>
-              <TableCell className="text-muted-foreground text-sm">
-                {r.hasNote ? t("labs.hasNote") : ""}
-              </TableCell>
-              <TableCell className="pr-4 text-right">
-                <div className="flex items-center justify-end gap-1">
-                  {canManageLabs && (
-                    <Button
-                      size="icon"
-                      variant="ghost"
-                      // v1.18.10 (W10) — 44px touch target on mobile (WCAG
-                      // 2.5.5), compact 36px on desktop.
-                      className="size-11 sm:size-9"
-                      onClick={() => void openEdit(r)}
-                      aria-label={t("labs.editReading")}
-                    >
-                      <Pencil className="h-4 w-4" />
-                    </Button>
-                  )}
-                  <DeleteButton
-                    domain="labs"
-                    onConfirm={() => deleteMutation.mutate(r.id)}
-                    title={t("labs.deleteConfirmTitle")}
-                    description={t("labs.deleteConfirmDescription")}
-                    confirmLabel={t("labs.deleteReading")}
-                    className="size-11 sm:size-9"
-                    iconClassName="h-4 w-4"
-                  />
-                </div>
-              </TableCell>
+      {/* Phones get one stacked row per reading. The table needs ~510 px for
+          its five columns, so on a phone it panned sideways inside its
+          container and parked the edit / delete buttons off-screen, while the
+          range bar's end labels were clipped by the same container. */}
+      <ul
+        data-slot="lab-history-mobile-list"
+        className="divide-border divide-y lg:hidden"
+      >
+        {ordered.map((r) => (
+          <li key={r.id} className="flex items-start gap-3 py-3">
+            <div className="min-w-0 flex-1 space-y-2">
+              <div className="font-semibold tabular-nums">
+                {formatLabReading(r)}
+              </div>
+              <LabReferenceRangeBar
+                value={r.value}
+                referenceLow={r.referenceLow}
+                referenceHigh={r.referenceHigh}
+                unit={r.unit}
+              />
+              <div className="text-muted-foreground flex flex-wrap items-center gap-x-2 gap-y-1 text-sm">
+                <span className="whitespace-nowrap">
+                  {formatDateShort(r.takenAt, true)}
+                </span>
+                <ReferenceRangeBadge status={r.rangeStatus} />
+                {r.hasNote ? (
+                  <span className="text-xs">{t("labs.hasNote")}</span>
+                ) : null}
+              </div>
+              <SourceRangeNote
+                reading={r}
+                className="text-muted-foreground text-xs"
+              />
+            </div>
+            {renderActions(r)}
+          </li>
+        ))}
+      </ul>
+      <div data-slot="lab-history-table" className="max-lg:hidden">
+        <Table>
+          <TableHeader>
+            <TableRow>
+              <SortableHead
+                column="value"
+                label={t("labs.form.value")}
+                currentSort={sortBy}
+                currentDir={sortDir}
+                onSort={toggleSort}
+              />
+              <SortableHead
+                column="takenAt"
+                label={t("labs.form.takenAt")}
+                currentSort={sortBy}
+                currentDir={sortDir}
+                onSort={toggleSort}
+              />
+              <SortableHead
+                column="range"
+                label={t("labs.referenceLabel")}
+                currentSort={sortBy}
+                currentDir={sortDir}
+                onSort={toggleSort}
+              />
+              <SortableHead
+                column="note"
+                label={t("labs.hasNote")}
+                currentSort={sortBy}
+                currentDir={sortDir}
+                onSort={toggleSort}
+              />
+              <TableHead className="w-20 pr-4 text-right">
+                <span className="sr-only">{t("labs.editReading")}</span>
+              </TableHead>
             </TableRow>
-          ))}
-        </TableBody>
-      </Table>
+          </TableHeader>
+          <TableBody>
+            {ordered.map((r) => (
+              <TableRow key={r.id}>
+                <TableCell className="font-semibold tabular-nums">
+                  <div className="space-y-2">
+                    <span>{formatLabReading(r)}</span>
+                    <LabReferenceRangeBar
+                      value={r.value}
+                      referenceLow={r.referenceLow}
+                      referenceHigh={r.referenceHigh}
+                      unit={r.unit}
+                    />
+                  </div>
+                </TableCell>
+                <TableCell className="text-muted-foreground text-sm whitespace-nowrap">
+                  {formatDateShort(r.takenAt, true)}
+                </TableCell>
+                <TableCell>
+                  <div className="flex flex-col items-start gap-1">
+                    <ReferenceRangeBadge status={r.rangeStatus} />
+                    <SourceRangeNote
+                      reading={r}
+                      className="text-muted-foreground text-xs"
+                    />
+                  </div>
+                </TableCell>
+                <TableCell className="text-muted-foreground text-sm">
+                  {r.hasNote ? t("labs.hasNote") : ""}
+                </TableCell>
+                <TableCell className="pr-4 text-right">
+                  {renderActions(r)}
+                </TableCell>
+              </TableRow>
+            ))}
+          </TableBody>
+        </Table>
+      </div>
 
       <ResponsiveSheet
         open={editingId !== null}
diff --git a/src/components/labs/lab-list.tsx b/src/components/labs/lab-list.tsx
index e11c4ed98..d46d3c5f9 100644
--- a/src/components/labs/lab-list.tsx
+++ b/src/components/labs/lab-list.tsx
@@ -80,7 +80,7 @@ function groupReadings(results: LabResultDto[]): MarkerGroup[] {
 
 function LabRangeBarSlot({ reading }: { reading: LabResultDto }) {
   return (
-    <div className="w-48">
+    <div className={cn("w-full lg:w-48", MOBILE_CELL.rangeBar)}>
       <LabReferenceRangeBar
         value={reading.value}
         referenceLow={reading.referenceLow}
@@ -91,6 +91,35 @@ function LabRangeBarSlot({ reading }: { reading: LabResultDto }) {
   );
 }
 
+/**
+ * The compact list is a five-column table from `lg` up: name and reading, range
+ * badge, range bar, trend, chevron. Below that the same five cells fold into
+ * two lines per row, because the fixed columns alone (badge + 12rem bar + 72px
+ * trend + gaps) are wider than a phone, and the only flexible column — the
+ * name — was the one that gave way: it collapsed to nothing and the row
+ * panned sideways off the card.
+ *
+ * Phone layout, per row:
+ *
+ *     name / reading · date      badge   ›
+ *     range bar                  trend
+ *
+ * The placement classes are all `max-lg:` so the desktop table keeps exactly
+ * the subgrid it had.
+ */
+const ROW_CLASS =
+  "grid min-w-0 grid-cols-[minmax(0,1fr)_auto_auto] items-center gap-x-3 gap-y-2 px-4 py-2.5 lg:col-span-full lg:grid-cols-subgrid lg:gap-y-0";
+
+const MOBILE_CELL = {
+  reading: "max-lg:col-start-1 max-lg:row-start-1",
+  badge: "max-lg:col-start-2 max-lg:row-start-1 max-lg:justify-self-end",
+  rangeBar: "max-lg:col-start-1 max-lg:row-start-2 max-lg:empty:hidden",
+  trend:
+    "max-lg:col-start-2 max-lg:row-start-2 max-lg:justify-self-end max-lg:empty:hidden",
+  end: "max-lg:col-start-3 max-lg:row-start-1",
+  notLinked: "max-lg:col-span-full max-lg:row-start-3",
+} as const;
+
 export function LabList({ onAddFirst }: { onAddFirst?: () => void } = {}) {
   const { t } = useTranslations();
   const { canWriteDomain } = useRecordCapabilities();
@@ -212,12 +241,15 @@ export function LabList({ onAddFirst }: { onAddFirst?: () => void } = {}) {
           </p>
         ) : null}
         <Card>
-          <CardContent className="divide-border grid grid-cols-[minmax(0,1fr)_max-content_12rem_72px_auto] gap-x-3 divide-y p-0">
+          <CardContent className="divide-border grid grid-cols-1 divide-y p-0 lg:grid-cols-[minmax(0,1fr)_max-content_12rem_72px_auto] lg:gap-x-3">
             {groups.map((group) => {
               const inner = (
-                <div className="min-w-0 flex-1">
+                <div className={cn("min-w-0 flex-1", MOBILE_CELL.reading)}>
                   <div className="flex flex-wrap items-baseline gap-x-2 text-sm">
-                    <span className="truncate font-medium">
+                    <span
+                      data-slot="lab-list-analyte"
+                      className="truncate font-medium"
+                    >
                       {group.analyte}
                     </span>
                   </div>
@@ -234,47 +266,57 @@ export function LabList({ onAddFirst }: { onAddFirst?: () => void } = {}) {
                 <Link
                   key={group.key}
                   href={`/labs/${group.biomarkerId}`}
-                  className="hover:bg-muted/40 col-span-full grid min-w-0 grid-cols-subgrid items-center px-4 py-2.5 transition-colors"
+                  className={cn(
+                    ROW_CLASS,
+                    "hover:bg-muted/40 transition-colors",
+                  )}
                 >
                   {inner}
                   <ReferenceRangeBadge
                     status={group.latest.rangeStatus}
                     compact
-                    className="w-full"
+                    className={cn("lg:w-full", MOBILE_CELL.badge)}
                   />
                   <LabRangeBarSlot reading={group.latest} />
-                  <div className="w-[72px]">
+                  <div className={cn("w-[72px]", MOBILE_CELL.trend)}>
                     <LabTrendSparkline
                       values={group.readings.map((reading) => reading.value)}
                       referenceLow={group.latest.referenceLow}
                       referenceHigh={group.latest.referenceHigh}
                     />
                   </div>
-                  <ChevronRight className="text-muted-foreground h-4 w-4 shrink-0" />
+                  <ChevronRight
+                    className={cn(
+                      "text-muted-foreground h-4 w-4 shrink-0",
+                      MOBILE_CELL.end,
+                    )}
+                  />
                 </Link>
               ) : (
                 // Un-linked group (not backfilled to a catalog biomarker):
                 // render inert but say so, so it doesn't read as a broken
                 // link next to its clickable neighbours.
-                <div
-                  key={group.key}
-                  className="col-span-full grid min-w-0 grid-cols-subgrid items-center px-4 py-2.5"
-                >
+                <div key={group.key} className={ROW_CLASS}>
                   {inner}
                   <ReferenceRangeBadge
                     status={group.latest.rangeStatus}
                     compact
-                    className="w-full"
+                    className={cn("lg:w-full", MOBILE_CELL.badge)}
                   />
                   <LabRangeBarSlot reading={group.latest} />
-                  <div className="w-[72px]">
+                  <div className={cn("w-[72px]", MOBILE_CELL.trend)}>
                     <LabTrendSparkline
                       values={group.readings.map((reading) => reading.value)}
                       referenceLow={group.latest.referenceLow}
                       referenceHigh={group.latest.referenceHigh}
                     />
                   </div>
-                  <span className="text-muted-foreground shrink-0 text-xs italic">
+                  <span
+                    className={cn(
+                      "text-muted-foreground shrink-0 text-xs italic",
+                      MOBILE_CELL.notLinked,
+                    )}
+                  >
                     {t("labs.notLinkedYet")}
                   </span>
                 </div>
diff --git a/src/components/labs/ocr-row-editor.tsx b/src/components/labs/ocr-row-editor.tsx
index ea1a06281..e63388a55 100644
--- a/src/components/labs/ocr-row-editor.tsx
+++ b/src/components/labs/ocr-row-editor.tsx
@@ -129,9 +129,17 @@ export function OcrRowEditor({
           {fieldError("analyte", "labs.ocr.errorAnalyte")}
           <div className="flex flex-wrap items-center gap-1.5">
             {row.biomarkerMatch === "existing" ? (
-              <Badge variant="outline" className="text-muted-foreground">
+              // The chip repeats the analyte, so a long panel name ran past
+              // the row on a phone; it truncates inside the row instead.
+              <Badge
+                variant="outline"
+                className="text-muted-foreground max-w-full"
+                title={t("labs.ocr.linksExisting", { name: row.analyte })}
+              >
                 <Link2 aria-hidden />
-                {t("labs.ocr.linksExisting", { name: row.analyte })}
+                <span className="truncate">
+                  {t("labs.ocr.linksExisting", { name: row.analyte })}
+                </span>
               </Badge>
             ) : (
               <Badge variant="outline" className="text-muted-foreground">